Rectangles and Squares
What is the formula to find the area of a rectangle?
A= l x w
What is the formula to find the area of a triangle?
Area= (bxh)/2 or 1/2(bxh)
What is the formula to find the area of a parallelogram?
A = bxh
What is the formula to find the area of a trapezoid?
Area=h(base 1 + base 2)/2 or 1/2h(base 1 + base 2) or (base 1 + base 2)/2 xh
Jessica wants to put a fence around her 10 foot by 13 foot rectangular garden. How many feet of fencing will she need?
46 feet of fencing
A square has a side length of 4 cm. What is the area?
16 cm2
What is the area of a triangle that has a base of 5 inches and a height of 6 inches?
15 in2
A parallelogram has a base of 0.75 metres and a height of 0.4 metres. What is the area?
0.3 sq. m
A trapezoid has bases of 4 cm and 10 cm. If the height is 6 cm, what is the area?
42 cm2
How many inches of matting is needed to frame an 8.5 inch by 11 inch print?
39 inches
A square has a side length of 17 m. What is the area?
289 m2
Courtney wants to carpet part of her bedroom that is shaped like a right triangle with base 4 meters and height 5.2 meters. How much carpet will she need?
10.4 m2
A parallelogram has an area of 40 square metres and a height of 5 metres. What is the length of the base?
8 metres
Find the area for a trapezoid with base lengths of 10mm and 12mm, and a height of 14mm.
154 mm2
Amy is making pillows to decorate her bed. She is going to make three square pillows that are each 2 feet by 2 feet. She wants to use the same trim around each pillow. How many feet of trim will she need for all three pillows?
24 feet of trim
Find the area of a rectangle with side measurements of 7 and 18 cm.
126 cm2
A triangle has a base length of 3.5 m and a height of 2.2 m. What is the area?
3.85 m2
Norman is a sunflower farmer. His farm is in the shape of a parallelogram with a height measuring 3 km and a base measuring 4.2 km. What is the total land area Norman uses?
12.6 km2
The 2 parallel sides of a trapezoid measures 15 metres and 2 metres. If the height of the trapezoid is 5 metres, what is the area of the trapezoid?
42.5 m2
The state of Colorado is nearly rectangular. It is about 589 kilometers by 456 kilometers. What is the perimeter of Colorado?
2,090 kilometers
A rectangle has an area of 84 square metres. If the length is 12 metres, what is the width?
7 metres
Find the area of a isosceles triangle with base = 12 cm, side one = 17 cm, side two = 17 cm, and height = 16 cm.
96 cm2
Ella and Veronica are in charge of making a banner for the volleyball game this Saturday. How much poster paper will they need for a parallelogram-shaped banner with height 3.5 feet and base 6 feet?
21 ft2 of poster paper
A trapezoid has bases of 8.2 and 7.4 cm. Its height is 9 cm. Find the area.
70.2 cm2
Ted is making a stop sign poster for a talk on safety to a first grade class. He will put a strip of white paper around the perimeter of the stop sign. Each of the stop sign’s sides is 16.34 cm. How long a strip of paper will he need?
130.72 cm of paper
A square has an area of 81 square cm. What are the side lengths?
9 cm
A triangle has an area of 144 square metres and a height of 24 metres. What is the length of the base?
12 metres
A parallelogram has the following dimensions:
b: 2.4 cm and h: 1.8 cm
Find the area
4.32 cm2
A trapezoid has an area of 102 sq mm. Its bases are 27mm and 24mm, what is its height?
4 mm
A square has an area of 144 square feet. What is the perimeter?
48 feet
A rectangle has the following dimensions. Find the area:
3 1/3 and 4 4/5 m
16 m2
In order to make the best Pigs in a Blanket, the dough has to be cut into triangles that have a base of 2.4 inches and a height of 3.35 inches. Before it is rolled around a sausage, it is brushed with butter. What is the measurement of the area that needs to be covered with butter?
4.02 in2 of buttery delight
A parallelogram has an area of 345 square mm and a height 15 mm. If the parallelogram is a rhombus, what is the perimeter?
92 mm
A trapezoid has the following measurements:
Base 1: 13.7 ft
Base 2: 4.7 ft
Height: 10.6 ft
97.52 ft2
A rectangle has a perimeter of 72 metres. If the length is 23 metres, what is the width?
13 m
Rashid can paint 2 square feet of fence in 10 minutes. How long will it take him to paint a fence that is 6 feet high by 25 feet long?
750 minutes
An right triangle has an area of 7.8 square feet. The height of the triangle is 5.2 feet. What is the perimeter of the triangle?
14.2 feet
Myles is buying tiles for his bathroom floor. He has decided to have a pattern in the middle of the floor that is the shape of a parallelogram. The shape has a base of 4.5 feet and a height of 5.4 feet. The tiles need to be specially cut and ordered, and they cost $3.50 per square foot. How much will Myles need to pay for tiles?
$85.05
A trapezoid has the following measurements:
Base 1: 2/3cm Base 2: 3/4cm Height 4/5cm
Find the area
17/30 cm2
A rectangle has an area of 40 square yards, if the length and width are whole numbers greater than 1, what is the largest possible perimeter?
44 yards