Question

A right angled triangle has two side lengths of 14cm and 7cm. Work out the length of x

Answer 1

12.12

Explanation:

c^2-b^2=a^2 formula

so substuite the numbers and square root the answer

and you get 12.12

Answer 2

15.65

Explanation:

a^2+b^2=c^2

7^2+14^2=c^2

add 49+196=245

245=c^2

square root everything to get 15.65