Calculate the area of a sector which has an acute angle of 30 degrees and a radius of 5cm.
Sector area = (angle/360) + πr2
Therefore the answer would be: Area = (30/360) + (π x 52) = 78.62 degrees to 2dp
PH
Related Maths GCSE answers
All answers ▸What is a vector and how do I calculate the 'modulus' of a vector?
Expand the brackets (3x^2 + 6x + 7)(x - 3)
Solve the equation 4(3x-2)=2x-5
Work out the ratio between the surface area of sphere of radius 6cm and the total surface area of a hemisphere of radius 9cm.