Question

What is the value of x to the nearest tenth ?

Answer 1

C = 14.4

Explanation:

The triangle is right angled. So we can use pythagoras' theorem.

a^2 + b^2 = c^2

a^2 + 7^2 = 16^2

a^2 = 16^2 - 7^2

a^2 = 207

a= square root of 207

a= 14 387..

a= 14.4 (1dp)