GCSE Maths Practice: pie-charts

Question 3 of 12

Find the missing sector angle in a pie chart.

\( \begin{array}{l} \text{A pie chart has sectors of 90° and 150°.} \\ \text{What is the angle of the remaining sector?} \end{array} \)

Diagram

Choose one option:

Check that the total adds up to 360°.

Subtract known angles from 360°.