Triangles
Trapezoids
Find the missing value
Parallelograms
Mystery
100
What is the area of a triangle with base=9 ft and a height=7 ft?
31.5 feet squared
100
What is the formula for a trapezoid?
A = 1/2h(b1 + b2)
100
A square with an area of 25 ft2
What is the measurement of each side?
5
100
What is the formula to find the area of a parallelogram?
A=bh
100
Balance the equation
2x = 4
x = 2
200
What is the area of a triangle with b=12.1 m and h=6.4 m?
38.72 meters squared
200
What is the area of a trapezoid with b1=12 in, b2=5 in, and a h=7 in?
59.5 inches squared
200
A rectangle with an area of 30 feet and a base of 6 feet.
What is the height?
5 feet
200
What is the area of a parallelogram with b=20 cm and h=11 cm?
220 centimeters squared
200
What is 42
16
300
What is the area of 3 identical triangles whose bases are 8 cm and heights are 6 cm?
72 centimeters squared
300
What is the area of a trapezoid with b1=15 ft, b2=12 ft, and a height of 8 feet?
108 ft squared
300
A rectangle with a height of 12 feet and an area of 36 square feet. What is the base?
3 square feet
300
What is the height of a parallelogram with a b=9 in and A=45 inches squared?
h=5 inches
300
Which step comes first in order of operations?
parentheses
400
How much material is it needed to cover the front of a camping tent (triangular) with b= 5 ft and a h=3 ft?
7.5 feett squared of material is needed
400
Tiles are being placed in front of a fireplace, to create a trapezoid shape. The height will be 24 inches, the bases are 48 and 60 inches. How many square inches is the front of the fireplace?
1,296 in2
400
A triangle with a base of 12in and a height of 2in has an area of_______
12in2
400
Calculate the area.
891 inches squared
400
What is the prime factorization of 72
3 x 3 x 2 x 2 x 2
500
What is the area of a parallelogram made up of two triangles, each with a base of 10in and a height of 3in
30in2
500
What is the area of a trapezoid with a height of 6ft, base 1 of 12ft and b2 of 8ft?
60 ft2
500
A triangle has an area of 18in2. The base is 9in and the height is_________
4in
500
Name two polygons that are considered to be parallelograms.
square, rhombus, rectangle
500
Substitute the values and solve:h=6 b1=2 b2=8
1/2(h)(b1 + b2)
30