Question

What is the length of the hypotenuse of the triangle when x=12​?

Answer 1

65.7

Explanation:

Notice sides are:

4(12)+7 = 55
3(12) = 36

Using Pythagoras theorems (is a right angle triangle)

`√(55^2+36^2) =√(4321) = 65.73431372`

So rounded to nearest tenth is 65.7