Rectangle and Circle Area

What is the area of this circle?

• 1384.74

• 2142.12

• 5541.77

• 1289.12

What is/are the formula(s) to find the area of a circle?

• πr²

• 2πr

• √π

What is the area of the rectangle?

• 42 square cm

• 40 square cm

• 40 cm

• 42 cm

Greyson and Preston have a piece of paper that is 10 inches by 9 inches.  What is the area of the paper?

• 100 sq. in.

• 79 sq. in.

• 90 sq. in.

• 90 in.

Calculate the area of this shape

• 84cm²

• 84cm

• 38cm

• 38cm²

Calculate the area of this shape

• 345cm²

• 76cm²

• 38cm²

• 175cm²

The diameter of the face-off circle on an ice-hockey rink is 30 feet. Find its area.

• 675.6 ft²

• 29.67 ft²

• 545.8 ft²

• 706.5 ft²

What is the formula for finding area of a rectangle?

• l•w

• s•df

• b•c

• and C

The area of the circle would be found using which of the following formulas...  (9 cm is the radius)

• Area = π(4.5)²

• Area = π(9)²

• Area = π(18)²

• None of these

What is the area of this circle? Use the pi function on the calculator. Round your answer to two decimal places.

• 82.13

• 78.54

• 314.16

• 170.12