Question

ABC is a right-angled triangle.

Angle B= 90
Angle A= 36
AB=8.7cm
Work out the length of BC

Answer 1

Tan 65=AB/9.5

Multiply both sides by 9.5

AB=20.372815

I don’t know what 3 SF means but you can round.

Step-by-step explanation: Also provided image of another answer!