Question

Find the length of AB
Give your answer to 1 decimal place

Answer 1

6.9 cm

Explanation:

a^2 + b^2 =C^2

a^2 + b^2 = 8^2

6.9^2 +4^2 =64

47.61 + 16 = 64

47.61 about 48

Answer 2

Answer: 6.452cm.

As 1 decimal place it would be 6.5cm.