Question

Find the length of the third side. If necessary, round to the nearest tenth.
16
20

Answer 1

12

Explanation:

Find the diagram attched

Using the pythagoras theorem;

x² = 20² - 16²

x is the unknown side

x² = 400-256

x² = 144

x = √144

x = 12

Hence the length of the missing side is 12