6.6k views
4 votes
What’s the length of the leg?

What’s the length of the leg?-example-1
User Horkrine
by
8.3k points

1 Answer

6 votes

Answer:

a = 4 cm

Explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

a² + 3² = 5²

a² + 9 = 25 ( subtract 9 from both sides )

a² = 16 ( take the square root of both sides )

a =
√(16) = 4

User Major Productions
by
8.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories