Question

Help please I don’t really understand

Answer 1

35

Explanation:

We first need to find the missing side of the base triangle.

15^2 - 9^2 = x

144 = x^2

x = 12

Then, we can use the same formula (Pythagorean theorem) to find BD.

37^2 - 12^2 = x

1225 = x^2

x = 35