What is the area of a parallelogram, that has a base of 11in. and a height of 8in.?
88in.2
What is the area of a triangle with base=9 ft and a height=7 ft?
31.5 feet squared
What is the area of a trapezoid, when one base is 4cm, the other is 6cm, and the height is 6cm?
30cm2
Find the perimeter of a trapezoid that has the following side-lengths: 16cm, 12cm, 9cm, and 12cm.
49cm
Define area, and give an example of something that we would need to know the area of.
Area is the space that a 2 dimensional shape takes up.
Examples: Background for a bulletin board, carpet for a room, tiles in a ceiling, tiles in a bathroom, etc.
What is the area of a parallelogram with b=20 cm and h=11 cm?
220 centimeters squared
What is the area of a triangle with b=12 m and h=6 m?
36m2
What is the area of a trapezoid with b1=12 in, b2=5 in, and h=7 in?
59.5 in.2
If the perimeter of a rectangle is 64cm, and the base is 4cm, what is the height?
16cm
Define perimeter, and give an example of something in real life that we would need to know the perimeter of.
Perimeter is the distance around a 2-dimensional figure.
Examples: Boarder around bulletin board, fence, etc.
What is the height of a parallelogram with a b=9 in and A=45 inches squared?
h=5 inches
What is the area of 3 identical triangles whose bases are 8 cm and heights are 6 cm?
72 centimeters squared
What is the height of a trapezoid with b1=15 ft, b2=12 ft, and a height of 8 feet?
108 ft2
Mr. Davis wants to put a fence around his rectangular yard, which is 21 feet long, and 18 feet wide. How much fencing does he need?
Mr. Davis needs 78 feet of fencing.
What is the formula for finding the area of a parallelogram?
A= bxh
Area= base x height
Calculate the area.
891 inches squared
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
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
An isosceles triangle has a perimeter of 37cm. It's base is 9cm long. What is the length of the other two sides?
Each side is 14cm long
What is the formula used to find the area of a triangle?
A=(bxh)/2
Area=(base x height)/2
what is the formula for finding the area of a circle
πr2
Sue bought a triangular shaped piece of wood with a height is 6 inches and a base of 2 inches. She plans to cover the front with a piece of fabric, how much fabric will she need?
6in.2
What is the area of a trapezoid with a height of 6ft, base 1 of 12ft and b2 of 8ft?
60 ft2
A rectangle has an area of 120 square inches, and a height of 12 inches. Find its perimeter.
44 inches
What is the formula for finding the area of a trapezoid?
A= (a+b)h/2
Area= (base 1 + base 2) x height divided by 2