Question

A right triangular park, ABC, is surrounded on three sides by square shaped reading halls of a library X, Y, and Z, as shown below.



If the area of hall X is 256 square meters and the area of hall Z is 900 square meters, what is the area of hall Y?

1312 square meters

1156 square meters

1756 square meters

2312 square meters

Answer 1

area x + area z = area y

Answer 2

Can you tell me what it is now?

Answer 3

1156

Answer 4

Yes good job!

Answer 5

This is Pythagoras Theorem. If you want more information on how it works you should google it.