What is the area of △MNP?
A. 40 m2
B. 60 m2
C. 68 m2
D. 127.5 m2

answer is B. 60 m2
Step-by-step explanation:
17²=15²+MP²
289=225+MP²
289-225=64
So... MP²=64.... MP=8
8×15= 120
120÷2=60