# StudySquare

# OCR GCSE Maths Sine

This page covers the following topics:

1. Sine

Sine of an angle is a ratio between the side opposite to the angle and the hypotenuse of a triangle.

# 1

Find sinB if b = 5 and c = 25.

# 2

Find sinA if a = 7 cm and c = 10 cm.

# 3

Find a if sinA = 0.5 and c = 8.

# 4

Find a if sinA = 0.85 and c = 2 mm.

# 5

Find b if sinB = 0.145 and c = 100 cm.

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