Question

Find the value of x in the triangle shown below.

Answer 1

13

Explanation:

Pythagorean theorem

a^2+b^2=c^2

5^2+12^2=c^2

25+144=c^

169=c^2

13=c

Answer 2

x=13

Explanation:

Use Pythagorean theorem

a^2+b^2=c^2, where c is this case is your x.

5^2+12^2=c^2

169=c^2

c=13