Rectangles
Triangles
Trapezoids
Circles
Random
100
What is the area formula for a rectangle?
A = l * w
100
What is the formula for area of a triangle? 
A = (b * h)/2
100
What is the formula for area of a trapezoid? 

A = (b1 + b2)h/2

100
What is the formula for solving area of a circle? 

A = πr2

100
The units for area always have to be ________
squared
200
What is the perimeter formula for a rectangle?
A = l * l * w * w or A = 2l *2w
200
What does the b and h stand for in the area formula of a triangle? 
b = base

h = height 

200

What does b1, b2 and h stand for in the area formula of a trapezoid? 

b1 = base 1

b2 = base 2

h = height 

200
What is the formula for solving for the circumference? 

List both formulas

C = πd

C=2πr

200
What is perimeter? 
Perimeter is the total distance around a 2D shape. 
300
What is perimeter of a rectangle with length 8 cm and width 4 cm? 
A = 8 cm + 8 cm + 4 cm + 4 cm

A = 24 cm 

300
Find the perimeter of a right triangle with one side length 6 ft, one side length 4 ft, and one side length 9 ft.

P = 6 ft + 4 ft + 9 ft

P = 19 ft
300

Find the area of a trapezoid with b1 = 5 cm, b2 = 7 cm and h = 9 cm 

A = (5 cm + 7 cm)9 cm/ 2

A = 54 cm2

300
What is the circumference of a circle with radius 5 cm?
C = 2 * 3.12 * 5

C = 31.4 cm

300
What is area? 
Area is the amount of space taken up by an object. 
400
What does the l and w stand for in the rectangle area formula?
l =length 

w = width 

400
Find the area of a triangle if it has a base of 6 m, a height of 8 m.

A = (6 m * 8 m)/2

A = 24 m2

400
How do you find the perimeter of a trapezoid? 
Add up all the numbers on the outside
400
What is the area of a circle with radius 9 cm? 

A = 3.14 * 92

A = 254.34 cm2

400
All answers have to have ____________ after the answer.
units 
500
What is the area for a rectangle with length 11 ft and width 9 ft?

A = 11 ft * 9 ft

A = 99 ft2

500
Find the area of a right triangle with the base 7 ft, the height 10 ft and the hypotenuse 11 ft.

A = (7 ft * 10 ft)/2

A = 35 ft2

500

Find the area of the trapezoid with b1 = 15 in, b2 = 20 in, h = 12 in.

A = (15 in + 20 in)12/2

A = 210 in2

500
What is the area of a circle with a diameter of 14 cm?

A = 3.14 * 72

A = 153.86 cm2

500
List the 2D shapes in order that we learned them.
Rectangle, Triangle, Trapezoid, Circle 
M
e
n
u