An architect planned to construct two similar stone pyramid structures in a park. The figure below shows the front view of the pyramids in her plan but there is an error in the dimensions.

Which of the following changes should she make to the dimensions to correct her error?

change the length of side AB to 2 feet

change the length of side PQ to 8 feet

change the length of side AB to 1 feet

change the length of side PQ to 4 feet

Question

An architect planned to construct two similar stone pyramid structures in a park. The figure below shows the front view of the pyramids in her plan but there is an error in the dimensions.
 


Which of the following changes should she make to the dimensions to correct her error? 

 change the length of side AB to 2 feet 

 change the length of side PQ to 8 feet 

 change the length of side AB  to 1 feet 

 change the length of side PQ to 4 feet

anonymous · Answer

attachment

anonymous · Answer

Can someone help me please ? :/

austinl · Answer

Are you sure that those given answers are the correct numbers?

anonymous · Answer

Yes.

austinl · Answer

Ok, nevermind. I found where I went wrong.

austinl · Answer

|dw:1377204581196:dw|
$$2.5\times y = 7.5$$
$$3.5\times y = 10.5$$
$$x\times y = 6$$
We need to solve for y, and then x.

anonymous · Answer

2.5/7.5=3
3.5/10.5=3

austinl · Answer

Correct, y = 3

Now solve for x

anonymous · Answer

3/6=2 x=2?

austinl · Answer

Correct|dw:1377204850561:dw|

anonymous · Answer

Ohh okay so AB=2 ?

austinl · Answer

And is that one of your answers? :)

anonymous · Answer

Yes! haha thank you so much! :)

austinl · Answer

No problemo!