Find the circumference and area of radius 7 cm.
Select.
A) 151 cm² B) 152 cm² C) 154 cm² D) 155 cm² E) 157 cm²
154 cm²ircumference of circle = 2πr   = 2 × 22/7 × 7   = 44 cm   Area of circle = πr²   = 22/7 × 7 × 7 cm²   = 154 cm² ANSWER : 154 cm²
<result>C</result>
Find the circumference and area of radius 7 cm.