what is the circumference of a semi circle if its radius is 14cm
Answers
Answered by
0
Answer:
(Take π=227) So, Circumference of circular disk is 88 cm.
Step-by-step explanation:
hope its helpful please mark me in brainlist answer please
Answered by
0
Answer:
Radius of a semicircle, r=14cm
Perimeter of a semicircle, P=(π+2)r units.
Therefore, P= (22/7+2)*14.
= (22+14/7)*14 = 36/7*14= 72
Perimeter of the semicircle = 72 cm.
Area of a semicircle, A= πr^2/2 sq. units
Therefore, A= 22/7* 14*14/2 = 308 cm^2.
Similar questions