Circles/Spheres
The circumference of a circle is C inches. The diameter of the circle is 80 inches.
Which expression best represents the value of 𝜋?
A) 80/C
B) C/80
C) 40/C
D) C/40
What is B?
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What is D?
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What is C 1296?
Warm-Up:
The balance in a bank account that has a beginning balance of $50 and increases by $15 each week.
Is the statement above a proportional or non-proportional relationship?
How do you know?
What is non-proportional because it does not go through the origin?
A circle has an area of approximately 4072 square centimeters. Which measurement is closest to the radius of the circle in centimeters?
A) 32
B) 25
C) 27
D) 36
What is D. 36?
A storage container for oil is shaped like a cylinder with a diameter of 10 ft and a height of 17 feet. Which measurement is closest to the volume of the storage container in cubic feet?
A. 1335
B. 1696
C. 691
D. 534
What is A 1335?
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What is A 1040?
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What is 132?
A circular barn has a radius of 560 feet. Which measurement is closest to the circumference of the barn?
A) 879.6 ft
B) 1759.3 ft
C) 3518.6 ft
D) 3456.8 ft
What is C 3518.6?
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What is C 226?
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What is A ?
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What is 520?
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What is 3066.624pi?
There are 16 cans of soup in a carton. Each can has a diameter of 8 cm and a height of 9 cm. How much paper to the nearest square centimeter is needed to make labels that wrap around all 16 cans?
A. 1810 sq cm
B. 3619 sm cm
C. 4561 sq cm
D. 9050 sq cm
What is B 3619?