The formula to find circumference(Perimeter of circle) is π(d/2) + d
Step-by-step explanation:
It is given the length 7 cm which is diameter of circle. It radius will be 3.5cm. Multiplying by 22/7 (pie) it will be 22/2cm when simplified is 11cm and adding diameter will make it 18cm. a) 18cm
Answers & Comments
Answer:
The formula to find circumference(Perimeter of circle) is π(d/2) + d
Step-by-step explanation:
It is given the length 7 cm which is diameter of circle. It radius will be 3.5cm. Multiplying by 22/7 (pie) it will be 22/2cm when simplified is 11cm and adding diameter will make it 18cm. a) 18cm