Question

Find the length of side x to the nearest tenth.

30°
3
60°
X
of square root of 7

Answer 1

6.3cm

Explanation:

The sides can be found by taking the square root of the area.

(Area)1/2=s, where s = side.

(40)1/2=6.3.

So the length of a side is 6.3 cm.