69.2k views
11 votes
Find the circumference of the circle to the nearest tenth. Use 3.14 for π. It is Zeny’s birthday. Teddy wants to buy a round cake for his presents. The radius of the cake is 11cm. What is the circumference of the cake?

User Dlouzan
by
8.0k points

2 Answers

11 votes

Answer: 69.1 cm

Work Shown:

C = 2*pi*r

C = 2*3.14*11

C = 69.08

C = 69.1

This is the approximate distance around the circle, aka the perimeter.

User Joels
by
8.8k points
6 votes

Answer:

Circumference of cake (69.08cm)Rounding nearest to tenth is 69.1cm

Explanation:

Given:

  • Radius of the cake :- 11cm

To find:

  • Circumference of the cake

Solution:

To find the circumference of the circle we are require radius and which is already mentioned in the Ques.

Formula

  • Circumference of circle =2πr

Circumference of cake = 2*3.14*11

Circumference of cake= 22*3.14

Circumference of cake = 69.08cm

Hence, the circumference of cake is 69.08cm.

Circumference of cake (69.08cm)Rounding nearest to tenth is 69.1cm

User Medulla Oblongata
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories