Question

Use the information given in the figure to find the length RT.

If applicable, round your answer to the nearest whole number.
The lengths on the figure are not drawn accurately.
R
117
53
28
T
HELP LOLL

Answer 1

RT=108

Explanation:

Consider ΔQST:

Use pythagorus's theorem.

a²=b²+c²

QS²=QT²+ST²

53²=QT²+28²

2809-784=QT²

QT=√2025=45

Consider ΔQRT:

Use pythagorus's theorem.

a²=b²+c²

QR²=QT²+RT²

117²=45²+RT²

13689-2025=RT²

RT=√11664=108