The sine and cosine ratios for 30 and 60 degrees

Maths

Surds and trigonometry

Complete the statement: In a right angled triangle that has an interior angle of 30 degrees, opposite/ hypotenuse = .................

Complete the statement: In a  right angled triangle that has an interior angle of 60 degrees, opposite/ hypotenuse = .................

Complete the statement: In a right angled triangle that has an interior angle of 60 degrees, adjacent/ hypotenuse = .................

Complete the statement: In a right angled triangle that has an interior angle of 30 degrees, adjacent/ hypotenuse = .................

Fill in the gaps: In a right-angled triangle, the ratio of the length of the side adjacent side to the length of the hypotenuse called the ...................

What is the sine ratio of a right angled triangle with angle 30 degrees?

Which image shows the sides of the triangle correctly labelled  (in relation to angle a)?

Complete the following: sine 30 = ..............

This lesson will be removed by end of Summer Term 2025.

The sine and cosine ratios for 30 and 60 degrees

Lesson outcome

This lesson will be removed by end of Summer Term 2025.