What will be the area of a semi-circle of 14 metres diameter?	Choices.
A) 154 sq metres	B) 77 sq metres	C) 308 sq metres	D) 22 sq metres	E) None of these
Area of semicircle = ½πr2   = ½ × 22⁄7 × 7 × 7 = 77 m2   Answer 77 sq metres
<result>B</result>
What will be the area of a semi-circle of 14 metres diameter?