A right triangle has a leg of 13 cm and a hypotenuse of 21 cm. What is the length of the other leg? Round to the nearest tenth. 8.0 cm 16.5 cm 4.7 cm 272.0 cm
Mathematics
harleytj28
Question
A right triangle has a leg of 13 cm and a hypotenuse of 21 cm. What is the length of the other leg? Round to the nearest tenth.
8.0 cm
16.5 cm
4.7 cm
272.0 cm
8.0 cm
16.5 cm
4.7 cm
272.0 cm
2 Answer

1. User Answers MohamedSharif
a^2+b^2=C^2
13^2+b^2=21^2
169+b^2=441 collect the like termsĀ
b^2=441169
b^2=272 get the square root of b and 272
b=16.492422
b=16.5 choice B 
2. User Answers kcandlaura96
Answer:
16.5 I got 100%
Stepbystep explanation: