find the total surface area of the following square pyramid

Answers

Answer 1

Answer:

 area of the square pyramid = a2+ 2al (or) a2+2a √a24+h2 a 2 4 + h 2 .

Step-by-step explanation:

The surface area of a square pyramid is the sum of the areas of all its 4 triangular side faces with the base area of the square pyramid. If a, h, and l are the base length, the height of the pyramid, and slant height respectively, then the surface area of the square pyramid = a2+ 2al (or) a2+2a √a24+h2 a 2 4 + h 2 .


Related Questions

At track practice, Preston
practiced running the hurdles for 2
hours. Then he practiced the high
jump for 1 hour and 30 minutes. If
Preston's track practice ended at
1:30 P.M., what time did it start?

Answers

His practice started at 10:00 am

I need help in right triangle trigonometry can someone help we can text? There are 17 questions I need help with

Answers

Answer:

Okay, see, one or two questions I would help but doing your entire homework/test/quiz or whatever it is I don't think so. Why don't you at least try and then maybe i'll help.

Step-by-step explanation:

Find a number such that its two-third is equal to 5/4

Answers

Answer:

x = 15/8.

Step-by-step explanation:

Create an equation, let the number be x:

2/3 * x = 5/4

Now we multiply both sides by 3/2

3/2 * 2/3 x = 5/4 * 3/2

x = 15/8.

The perimeter of a rectangular school yard is 428 meters. It is 100 meters wide. How long is it?

Answers

Answer:

i dont think theres engouh info to answer that

Step-by-step explanation:

So first you want to do: 100(2)=200 then you subtract 200 from 428 which =228
Then do 228/2= 114
So the rectangle is 114 meters long

Find the perimeter and area of the rhombus.​

Answers

answer:

perimeter- 12 units

area- 4.5 units

step-by-step explanation:

perimeter-

p=4a

=4*3

=12

area-

a=pg/2

=3*3/2

=4.5

good luck :)

i hope this helps

brainliest would be highly appreciated

have a nice day!

A city manager made a scatter plot of the number of retail stores in a certain city over the years. The scatter plot had a trend line with an equation of y = 11x + 12, where y is the total number of retail stores and x is the number of years since 1990 Mark and his family moved to the city in 1997. Use the equation to predict how many retail stores there were in 1997.

Answers

If the number of the years will be 7. Then the number of the retail stores will be 89.

What is the linear system?

A linear system is one in which the parameter in the equation has a degree of one. It might have one, two, or even more variables.

A city manager made a scatter plot of the number of retail stores in a certain city over the years.

The scatter plot had a trend line with an equation of y = 11x + 12, where y is the total number of retail stores and x is the number of years since 1990 Mark and his family moved to the city in 1997.

Use the equation to predict the number of retail stores there were in 1997 will be

The number of the years will be

x = 1997 - 1990

x = 7 years

Then we have

y = 11 × 7 + 12

y = 77 + 12

y = 89

More about the linear system link is given below.

https://brainly.com/question/20379472

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PLZZZZZZZZZZZZ help asap thank you no links thank you .

Answers

Answer:

Answer is 969

Step-by-step explanation:

oasjfuagfiaifoqhfpwbnpvniohaoi

The start time is 12:32 A.M time elapse is 3 hr 10 minutes what’s the ending time?

Answers

Answer:

3:42 a.m.

hope this helps

have a good day :)

Step-by-step explanation:

Find the measurements of side bc
44.95
19.73
39.82
40.31

Answers

Answer:

Option B

Step-by-step explanation:

By applying cosine rule in the given triangle ABC,

BC² = AC² + AB² - 2(AC)(AB)cos(∠A)

BC² = (26)² + (23)² - 2(26)(23)cos(47°)

BC² = 676 + 529 - 815.67

BC² = 389.33

BC = √(389.33)

BC = 19.73

Therefore, Option B will be the correct option.

Someone answer this please

Answers

Answer:

x=41/2

Is the answer when y=9

20 people each bring 3 food dishes to an awards banquet. The dishes are shared equally by 180 people at the banquet. How many people share 1 food dish?

Answers

Answer:

3 people

Step-by-step explanation:

If 20 people each bring 3 food dishes to an awards banquet, the total amount of food brought will be (20 * 3) = 60foods

If the dishes are shared equally by 180 people at the banquet, then;

60foods = 180 people

1 food = x

Cross multiply

60* x = 180

60x = 180

x =180/60

x = 3

Hence 3 people will share 1 dish

What is the length of the unknown
leg of the right triangle?

Answers

Answer:

2ft

Step-by-step explanation:

A room is 8 meters long how many centimeters is the room

Answers

Answer: 800 cm

Step-by-step explanation:

8x100= 800cm

you multiply 100 times how many meters you have youll get centimeters

Answer:

800

Step-by-step explanation:

Multiply the length value by 100

there are 205 coins in a jar all of which are either nickles or quarters

Answers

Answer:
there are 97 nickels in the jar
97 nickels in a jar of 205 coins

Select the expression that has a value of 13. 9 + 3 x (2 ÷ 3) + 6 (9 + 3) x 2 ÷ 3 + 6 9 − (3 x 2) ÷ 3 + 6 (9 + 3 x 2) ÷ 3 + 6

Answers

Answer:

[tex](c)\ 9 - (3 * 2) \div 3 + 6[/tex]

Step-by-step explanation:

Given

(a) to (d)

Required

Which equals 13

[tex](a):\ 9 + 3 * (2 \div 3) + 6[/tex]

Solve the bracket

[tex]9 + 3 * (2 \div 3) + 6 =9 + 3 * (\frac{2}{3}) + 6[/tex]

Open the bracket

[tex]9 + 3 * (2 \div 3) + 6 =9 +2 + 6[/tex]

[tex]9 + 3 * (2 \div 3) + 6 == 17[/tex]

[tex](b):\ (9 + 3) * 2 \div 3 + 6[/tex]

Solve the bracket

[tex](9 + 3) * 2 \div 3 + 6 =(12) * 2 \div 3 + 6[/tex]

Open bracket

[tex](9 + 3) * 2 \div 3 + 6 =24 \div 3 + 6[/tex]

Divide

[tex](9 + 3) * 2 \div 3 + 6 =8 + 6[/tex]

[tex](9 + 3) * 2 \div 3 + 6 =14[/tex]

[tex](c)\ 9 - (3 * 2) \div 3 + 6[/tex]

Solve the bracket

[tex]9 - (3 * 2) \div 3 + 6 =9 - (6) \div 3 + 6[/tex]

Remove bracket

[tex]9 - (3 * 2) \div 3 + 6 =9 - 6 \div 3 + 6[/tex]

Divide

[tex]9 - (3 * 2) \div 3 + 6 =9 - 2 + 6[/tex]

[tex]9 - (3 * 2) \div 3 + 6 =13[/tex]

[tex](d)\ (9 + 3 * 2) \div 3 + 6[/tex]

Solve the bracket (the product, first)

[tex](9 + 3 * 2) \div 3 + 6=(9 + 6) \div 3 + 6[/tex]

[tex](9 + 3 * 2) \div 3 + 6=15 \div 3 + 6[/tex]

Divide

[tex](9 + 3 * 2) \div 3 + 6=5 + 6[/tex]

[tex](9 + 3 * 2) \div 3 + 6=11[/tex]

Only (c) equals 13

Can someone help me please!

Answers

So we’re looking how many combinations we can make by selecting 5 items in a group of 17.

So we use n C r.

Where I the number of combinations of n objects taken r at a time.

So, 17 C 5

17! / (17-5)! 5! = 6188

(I hope this is correct)

Cuanto de dos mas dos

Answers

Answer:

Probably 4

Step-by-step explanation:

My day was pretty great, so I felt like answering this question to help out in any way possible. I hope to hear about your day, too, soon!

Hey can you help me fast!!

Answers

Answer:

-4 x 3/2 = -6

Please mark brainliest which is the little crown on bottom right when a second user answers

Hope this helps and if it doesnt contact me at dis.c.ord Mousycritter#2842 and I will try again to help you!

Step-by-step explanation:

more of my brothers wwork for yalll have fun and tysm!

Answers

Answer: 3/4 x 48
3 x 12
= 36

Got 12 by reducing the numbers with the Greatest Common Factor (GCF) 4

Answer:

i cant wait to start are life together, with are son. im so thankful for u becca. ily

Step-by-step explanation:

How do you find this answer?

Answers

Answer:

if we use Pythagorean method, we  could know that A^2+B^2=C^2, so 5^2+12^2 equals 169, and 169 is 13^2

Step-by-step explanation:

What is the median value of the data set shown on the line plot?

HELP ASAP

Answers

Answer:

Median: 6

Step-by-step explanation:

1,2,3,3,4,4,5,5,5,6,6,6,6,7,7,7,8,8,8,9,9,11

half of 22 (total numbers) is 11, on the 11th spot it is 6

Find the equation of the line shown

Answers

Answer:

y = 2x + 5

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Calculate m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = B(- 3, - 1 ) and (x₂, y₂ ) = A (1, 7)

m = [tex]\frac{7+1}{1+3}[/tex] = [tex]\frac{8}{4}[/tex] = 2 , then

y = 2x + c ← is the partial equation

To find c substitute either of the 2 points into the partial equation

Using (1, 7 ) , then

7 = 2 + c ⇒ c = 7 - 2 = 5

y = 2x + 5 ← equation of line

***YOU WILL EARN 35 POINTS IF YOU ANSWER THIS ***

Answers

Answer:I’m not sure maybe the 2nd one!:))Mahelps a lot!!

Answer:

The answer is B. 10^3

A right triangle has legs fand g. The length of f = 11 inches.m m angle G=73^ What is the length of leg g to the nearest tenth?

Answers

The length of leg g given the length of leg f and angle G in the right triangle is 36.3 inches.

What is the length of leg g ?

A right triangle is a 3 sided polygon that is made up of an hypotenuse. One of the angles measure 90 degrees.

G = Tan G x f

Tan 73 x 11

3.3 x 11 = 36.3 inches

To learn more about trigonometry, please check: https://brainly.com/question/22782564

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Dans un magasin de sport, une paire de chaussures coûte 69,30 €, après une remise de 30 %. Quel était le prix initial (avant la remise) de cette paire de chaussures ?

Answers

Answer:

€99

Step-by-step explanation:

The computation of the original price (before the rebate)  of this pair of shoes is shown below:

Given that

The cost of pair of shoes is € 69.30 i.e. after 30% discount

So, the original price would be

= € 69.30 × 100 ÷ 0.70

= €99

The € 69.30 shows the 70% value according to this we determine 100% value

help with 9 please this is very hard i guess please help

Answers

The pie chart is presented in 3D. While it may look interesting or cool, it's better to convey the data in a flat 2D form instead. The reason why is because it's possible to perceive some slices to be larger than they actually should be. The green slice shows the thickness of it, or the height of the pie slice. The same is for the yellow slice as well. We cannot see the thickness portions of the red or blue slices. So it's very possible that a reader may think that the yellow slice is larger than the blue one, even though they represent the same percentages (so the slices should be the same size).

Also, there's a worry that slices in the back further away from the camera will appear smaller due to the 3D nature of the graph. This helps make the yellow slice (which is closer to the camera) appear slightly larger than the blue slice (further away from the camera). These are slight differences that may be overlooked and could not be an issue; however, it is possible to distort things and make the differences greater. So that's one thing you have to be careful about when it comes to 3D graphs like this. The author of this graph may have not had an intention to deceive, and they may have simply wanted to make it look nice and catch the eye better, but there's no way of knowing for sure. It's simply best to always be on the lookout for anything misleading like this. It happens quite often in statistics.

PLEASE HELP! NO LINKS- I WILL MARK BRAINLIEST!

6) using this picture, find the side measure of side G.
A) 18
B) 27
C) 9 square root 3
D) 24

(I tried and the answer is NOT C, it’s either A, B, or D)

Answers

Answer:

B

Step-by-step explanation:

Using the sine ratio in the right triangle and the exact value

sin60° = [tex]\frac{\sqrt{3} }{2}[/tex] , then

sin60° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{g}{18\sqrt{3} }[/tex] = [tex]\frac{\sqrt{3} }{2}[/tex] ( cross- multiply )

2g = 54 ( divide both sides by 2 )

g = 27 → B

Find an equation of the line containing the point (2,-5) and parallel to y = – 4x – 2.
Write your answer in slope-intercept form.

Answers

Answer:

the desired equation is y = – 4x + 3

Step-by-step explanation:

Parallel lines have the same slope and thus similar equations.   Thus, the equation of a line parallel to the given line has the form y = – 4x  + C.  We need only find C.

The new line goes through (2, -5), and so we substitute 2 for x and -5 for y to obtain

-5 = – 4(2) + C.  Then -5 + 8 = C, or C = 3.

Then the desired equation is y = – 4x + 3

i'll give you a brainliest for the correct answer lyy

Answers

Answer:

(-4,-5)

Step-by-step explanation:

[tex]x+4y=-24\\ x=-24-4y[/tex]

[tex]x=-24-4y\\ 4(-24-4y)-2y=-6\\ -96-16y-2=-6\\ 96+16+2=6\\ 18y=6-96\\ 18y=-90\\ y=\frac{-90}{18} \\ y=-5[/tex]

[tex]x=-24-4(-5)\\ =-24+20\\ =-4[/tex]

The function y = 400(0.75)* models the amount in milligrams of pain reliever, y. remaining in a patient's bloodstream x hours after the initial dose. How much pain reliever in milligrams remains after 3 hours? No link please​

Answers

Step-by-step explanation:

y = 400 × 0.75

y = 300

300 milligrams = 0.75 hours

x = 3 hours

3(300) = 0.75x

900 = 0.75x

x = 1200

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