Question

Find the lengths of the missing sides in the triangle. Use the 45° - 45° - 90° Triangle Theorem Write your answers as integers, in radical form, or as decimals rounded to the nearest tenth.

The diagram is not drawn to scale.

Answer 1

7sqrt2

Explanation:

We have that the other angle is 45° which means that 7=y and in the theorem we have that the sides are in the ratio 1:1:sqrt2

so x= sqrt2 × y

x = sqrt(2)y

`x = 7 √(2)`