श्रेणी: Higher Revision Cards – from corbettmaths

Change ÷ original x 100

360⁰

Positive. 1000 ÷ 2 = 500

Positive. -40 ÷ -8 = 5

Negative. 40 ÷ -4 = -10

Find the area of the circle and multiply by the length. V = π x r² x h

a² + b² = c² where c is the longest side (hypotenuse) and a&b are the shorter sides.

180 degrees