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Circles and Pi

Authored by Jana Jones

Mathematics

7th Grade

Used 2+ times

Circles and Pi
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of π (pi) rounded to two decimal places?

2.14

3.14

3.41

2.31

2.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Fill in the blank: The circumference of a circle is always (a)   times its diameter.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes π?

The ratio of the area of a circle to its radius

The ratio of the circumference of a circle to its diameter

The ratio of the diameter to the radius

The ratio of the radius to the circumference

4.

OPEN ENDED QUESTION

3 mins • 1 pt

If a circle has a diameter of 10 cm, what is its circumference? (Use π ≈ 3.14)

Evaluate responses using AI:

OFF

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Select the correct formula for the circumference (C) of a circle with diameter (d).

C = 2πd

C = πd

C = πr^2

C = 2d

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A circle has a circumference of 18.84 cm. What is its diameter? (Use π ≈ 3.14)

6 cm

3 cm

12 cm

9 cm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Drop down: π is a (choose one) ______ number.

rational

irrational

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