Area I
What is the formula for area of a rectangle
Length X Width
What is the formula for the perimeter of a rectangle?
2*(length X width)
What is the formula for the circumference of a circle?
2* 3.14* r
What is the radius of a circle with a diameter of 10 cm?
5 cm
What’s the difference between area and perimeter?
Area is the space inside; perimeter is the distance around.
What is the area of a rectangle that is 6 ft long and 4 ft wide?
24 Square feet
Find the perimeter of a square with side length 5 meters.
20 Meters
What is the circumference of a circle with a diameter of 10 cm? Use 3.14 for π.
31.4cm
What is the diameter of a circle with a radius of 7 inches?
14 inches
True or False: Area is always measured in square units.
True
What is the area of a triangle with base 10 cm and height 5 cm?
25 square cm
A rectangle is 8 cm long and 3 cm wide. What is the perimeter?
22 cm
A circle has a radius of 4 inches. What is the circumference?
A circle has a circumference of 31.4 cm. What is the radius? Use π = 3.14
5 cm
Which shape has a greater perimeter: a square with side 4 or a rectangle with sides 5 and 3?
Rectangle
What is the area of a triangle with base 10 cm and height 5 cm?
7 cm
A triangle has sides 6 in, 7 in, and 9 in. What is the perimeter?
22 inches
If a circle has a circumference of 18.84 m, what is the diameter? Use π = 3.14.
6 meters
If the radius of a circle is 12 cm, what is the diameter?
24 cm
A circle has a diameter of 20 ft. Find the area. Use π = 3.14.
314 square feet
Find the area of a circle with a radius of 3 inches. Use 3.14
28.26 square inches
A rectangle has a perimeter of 40 cm and length of 12 cm. What is the width?
8
A circular track has a diameter of 15 meters. How far is one lap around the track?
47.1 meters
A circle has a radius of 6 inches. What is the circumference? Use π = 3.14.
37.68 in
A triangle has a base of 12 m and height of 10 m. Find its area.
60 meters