Polygons
True or false: a circle is a polygon.
False
Find the hypotenuse of a right triangle with side lengths 3 inches and 4 inches.
Don't forget units!
5 inches
What is the perimeter of a regular octagon if a side length is 6 feet?
Don't forget units.
48 feet
What is the area of a square with side lengths of 7 inches?
49 square inches
A ___________ has five sides and five angles.
Pentagon.
Find the missing side length of a right triangle if the hypotenuse is 15 inches and another side length of 7 inches.
Round to the nearest tenth and don't forget units.
13.3 inches
The perimeter of a square is 48 feet. What is the area?
Don't forget units.
144 square feet
True or false: a right triangle has one obtuse angle
False
What is the sum of the interior angles of a heptagon?
900°
A triangle has the side lengths 5, 13, and 12. Is it a right triangle?
Yes.
The O'Donnell family plants a rectangular 5-yard by 8-yard vegetable garden. How many yards of fencing do
they need to put a fence around the garden?
26 yards of fencing
What is the area of right triangle with side lengths 5, 12, 13 feet?
30 square inches
Sometime, Always, or Never: The 4 sides of a rectangle are ________ the same length
Sometimes
The exterior angles of any polygon sums to
360°
Televisions are identified by the diagonal measurement of the screen. Consider a television with a 55 inch screen whose height is 27 inches; what is the length of the television screen rounded to the nearest hundredth?
Don't forget units.
47.92 inches
A picture frame is one foot by 9 inches. What is the perimeter of the frame?
3.5 feet or 42 inches
Tyler wants to install new carpet in is living room. The room length is 15 ft and the width is 15 ft. If the cost of the carpet is $3 per square foot, what will be the total cost to carpet Tyler's living room?
$675
Sometimes, Always, or Never: A parallelogram is ___________ a quadrilateral
Always
What is the measure of each interior angle of a regular hexagon?
120°
The bottom of a ladder must be placed 3 feet from a wall. The ladder is 10 feet long. How far above the ground does the ladder touch the wall?
Round to the nearest tenth and don't forget units.
9.5 feet.
A construction company is starting to build a new house. They need to put tape around the site to begin. The new home site is 20 meters wide by 40 meter long rectangle. The company already has 100 meters of tape.
How much more tape does the company need to tape the site?
20 meters
Tyler wants to cover his rectangular bathroom floor in tile. The floor measures 3 units by 5 units. Each tile is 1 square unit and costs $4.
How much will it cost Tyler to cover his entire bathroom floor in tile?
$60