Question

Perimeter of a quadrant of a circle of radius 7/2 cms is ____

Answer 1

prrimeter of quadrant is

$2\pi r \div 4$

$(2 \times (22 \div 7) \times (7 \div 2)) \div 4$

(

$((22 \div 7)(7 \div 2)) \div 2$

$11 \div 2 = 5.5cm$