Area of Circles and Beyond!

by Felix Gabathuler

| 16 Questions1

1

Find the circumference of the yellow circle.

2

1

Bicycles in the late 1800s looked very different than they do today

How many rotations does the large tire make after traveling 600 feet? Round your answers to the nearest whole number.

3

1

Bicycles in the late 1800s looked very different than they do today

How many rotations does the small tire make after traveling 600 feet? Round your answers to the nearest whole number.

4

1

Knowing what you know now about bicycle wheel rotations, would you rather ride a bicycle made with two large wheels or two small wheels? Explain.

5

1

Find the perimeter of the figure:

Round your answer to the nearest foot.

6

1

A farmer wants to fence a section of land for a horse pasture. Fencing costs $27 per yard. How much will it cost to fence the pasture?

Everyone should watch the following video to understand how to find the area of a circle. You're going to have to answer a question about the video... so make sure you actually watch it!

7

1

After watching the video above, briefly describe, in your own words to your mother, why the area formula of a circle is

8

1

We have to make sure that we know how to find the area of a circle. If you know how to do that, move on to the following lesson. If you'd like some help, click on the following video. See you on the other side!

Area of Circles

Not finished

Kinda finished

100% Finished and correct

9

1

Using the picture above, find the area of the circle. Leave your answer in terms of pi.

10

1

Using the picture above, find the area of the circle. Leave your answer in terms of pi.

11

1

You want to find the distance the monster truck travels when the tires make one 360-degree rotation. Which best describes this distance?

the radius of the tire

the diameter of the tire

the circumference of the tire

the area of the tire

12

1

Find the area of the semicircular orchestra pit. Round to the nearest tenth of a square foot.

13

1

If the perimeter of the square above is 24, what is the area of the circle? Leave your answer in terms of pi.

14

1

Find the area of the shaded region of the quarter of a circle above. Round your answer to the nearest hundredth.

15

1

A dog is leashed to the corner of the house above. How much running area does the dog have. Round your answer ot the nearest tenth and do not include units.

16

1

Test your knowledge! Complete the challenge lesson below!

Area and Circumference Challenge

Yikes! I'm scared!

Tried it! Beat it! Loved it! I'm done

I'm a weenie and don't like challenges...

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