Find the area of a semi-circle with a diameter, d = 89cm.
Give your answer rounded to 2 DP.
Answers
Answered by
0
find its area, we replace rr with the actual value:
A = πr22A = πr22
A = π(192)2A = π(192)2
A = π(361)2A = π(361)2
A = 1134.1149472A = 1134.1149472
A = 567.057 cm2
Similar questions