Question

What's the length of the hypotenuse of right ΔDEF shown?

Question 13 options:
A)
√87
B)

12

C)

15

D)

√117

Answer 1

Answer: √177

Explanation:

6²+9²=c²

36+81=c²

117=c²

√117=√c²

√177 = c

(√177 can also be watered down to ±3√13 but √177 is one of the answer choices so yeah)