maths plse help me..
posted by Anonymous on .
Find the difference of the areas of two segments of a circle formed by a chord of length 5cm subtending an angle of 90degree at the centre.

a1 = 1/2 r^2 (θsinθ) = 25/2 (pi/2  1)
a2 = pi r^2  a1 = 25pi  25/2 (pi/2  1) = 25/4 (3pi + 2)
a2  a1 = 25/2 (pi+2)