Triangles
What is the formula for a triangle?
A= (1/2)bh or A = (b*h)/2
What is the formula for a trapezoid?
A= 1/2h(b1+b2)
What is the area formula for a rectangle?
A = L*W
What is the area formula for a square?
A = s2
The name of a shape with three sides
Triangle
If the base of a triangle is 6cm and the height is 5 1/2cm what is the area?
A= 16 1/2 cm2
A trapezoid has a the following measurements:
Base: 5 cm
Top: 3 cm
Height: 4 cm
Calculate the area of the triangle, please.
A = 16 cm2
Jimmy wants to create a rectangle box for his pet lizard. After doing some research he finds the best box is 20 feet long and 5 ft wide. How much floor space will this take up in his room?
Jimmy needs 100 ft2 set aside for his pet lizard.
If Trisha wanted to make a garden as a square and have a side of 21 feet, what is the area of the square?
Garden area is 441 ft2
Name the shape with exactly four equal sides and four right angles
square
If the base of a triangle pizza is 5.3 in and the height is 8.2 in what is the area?
The area of the pizza is 21.73 in2.
Alex wants to find an area of a trapezoid and the bases are 10 cm and 5 cm and the height is 4 cm.
What is the area of this trapezoid?
A = 30 cm2
If Jasmine wants to create a rectangle that has a length of 199 feet and the width is 345 feet what is the area of this rectangle?
A= 68,655 feet squared
Find the side length of a square with an area of 25 mm2
A = s2 = 25 mm2
s = 5 mm
If the school wanted to make 5 gardens in front of the school and the garden is a rectangle and the length is 10 feet and the width is 7 feet what is the area.
A= 350 feet2
If the base of a triangle chip is 56 1/4 mm and the height is 32 2/5 mm what is the area?
The chip has a tasty area of 911.25 mm2
Mira wants to put in some new shelves in her living room. She found a piece of furniture that is shaped like a trapezoid. Help Mira find out how much wall space it will take up if the height is 2.5 yards the two bases are 1.5 yards and 3 yards.
The wall space will be 5.625 square yards
If Andres wanted to create a house the length would be 158 feet and the width would be 59 feet what is the area needed to build this house?
Andres needs a plot of land with 9,322 ft2
D. Lillard wanted to build a square play area to practice his dribbling; if the side is 65 feet what is the area of the square?
A = 4225 ft2
What is the measure around a shape?
Perimeter (or for a circle, circumference)
The cheer team is building a human pyramid in high school, and they make the base 30 feet across, how high is the pyramid if the area is 150 ft2?
A = 150 = (.5)(30)(h)
150 = 15(h)
150/15 = h
10 ft = h
The Valor Raptors are in a math tournament against the French Prairie Spartans: The first team to find the height of of a trapezoid wins.
We know the bases are 3 and 2. The area given is 10. What is the height?
A = 10 = .5*h*(3+2)
10 = .5*h*5
20 = 5h
4 = h
Zoey and Jon want to create 2 rectangles. Jon 's rectangle has a length of 500 feet and a width of 300 feet.
Zoey decided to make hers longer so her length was 1,000 feet and the width was 300 feet
What is the total area of Jon's and Zoey's rectangles.
Jon's rectangle A= 150,000 feet2
Zoey's rectangle A= 300,000 feet2
All together A= 450,000 feet2
Help Andrew find the area of a square with a side length of 22.5mm.
A= 506.25 mm2
What do we call two lines are beside each other and will never touch?
Parallel Lines