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lorasvet [3.4K]
3 years ago
13

Which unit is appropriate for describing the surface area of the 4-sided pyramid below?

Mathematics
1 answer:
Solnce55 [7]3 years ago
7 0
Hello!

When you find the surface area of a 3 dimensional shape you square the answer.

The answer is B)cm2

Hope this helps!
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If you know how to solve this, Please answer it. Thank You
lara31 [8.8K]

y = ( x + 9 )^2 - 2

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2 years ago
write the point slope form of the equation for a line that passes through the point 3, 1 and is parallel to the line y=3x+3
Galina-37 [17]

Answer:

y=3x-8

Step-by-step explanation:

If the line is parallel to y=3x+3, that would mean that they would have the same slope of 3. Then, once you plug it back into the equation along with the point given, you would get 1=3(3)+b. Solve from there, and you get b= -8. In conclusion, your point slope formula comes out to be y=3x-8.

Hope this helps! :)

4 0
3 years ago
Which of the following describes the dimensions of a backyard?
emmainna [20.7K]

Answer:

the lengths of the sides of the yard.

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
A man standing on a lighthouse at a height of 124 feet sights two boats directly in front of him. One is at an angle of depressi
Ksivusya [100]

Answer:

125\ ft

Step-by-step explanation:

see the attached figure to better understand the problem

step 1

In the right triangle ABC find the length side BC

we know that

tan(62\°)=\frac{124}{BC}

BC=\frac{124}{tan(62\°)}

step 2

In the right triangle ABD find the length side BD

we know that

tan(33\°)=\frac{124}{BD}

BD=\frac{124}{tan(33\°)}

step 3

we know that

The distance between the two boats is the length side CD

CD=BD-BC

substitute the values  

CD=\frac{124}{tan(33\°)}-\frac{124}{tan(62\°)}=125\ ft

5 0
3 years ago
What is the speed of a horse that runs a distance of 2,592 meters in 144 seconds? ____meters
horsena [70]

Answer: 18 meters/s

Step-by-step explanation: Divide meters by seconds to find out how many meters the horse traveled per second.

4 0
2 years ago
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