Question

Find the missing length indicated

Answer 1

x = 240

Explanation:

Using the Altitude- on- Hypotenuse theorem

( leg of big Δ )² = ( part of hypotenuse below it ) × ( whole hypotenuse )

x² = 144 × 400 = 57600 ( take the square root of both sides )

x =
`√(57600)` = 240