Math Jeopardy By Mrs. Czajkowski

A Polygons 100 200 300 400 500 600 700 800 900 1000 B Perimeter 100 200 300 400 500 600 700 800 900 1000 C Area 100 200 300 400 500 600 700 800 900 1000 D Volume 100 200 300 400 500 600 700 800 900 1000

A100 Question: What is the name of a five sided polygon? Answer: A pentagon is a five sided polygon.

A200 Question: How many sides does an octagon have? Answer: An octagon has eight sides.

A300 Question: What is the fewest number of sides needed to make a polygon? Answer: Three sides are needed to make a polygon. (That polygon is called a triangle!)

A400 Question: What is a quadrilateral that has two parallel bases called? Answer: A trapezoid is a quadrilateral that has two parallel bases.

A500 Question: How many sides and how many angles does an decagon have? Answer: A decagon has 10 sides and it also has 10 angles.

A600 Question: What is the greatest number of obtuse angles that a quadrilateral can have? Answer: A quadrilateral can have no more than two obtuse angles.

A700 Question: Which type of quadrilateral is an equiangular quadrilateral, but is not an equilateral quadrilateral? Answer: A rectangle is equiangular, but not equilateral.

A800 Question:You know what a polygon is! Now, define regular polygon. Answer:A regular polygon is a polygon that has all congruent sides and all congruent angles.

A900 Question: Which type of quadrilateral is equilateral but not equiangular? Answer: A rhombus has all sides congruent, but its angles are not.

A1000 Question: Name all the quadrilaterals that have four congruent sides. Answer: A square and a rhombus are the quadrilaterals that have four congruent sides.

B100 Question: What is the perimeter of a triangle that has sides measuring 4 cm, 5cm, and 8 cm ? Answer:The perimeter of a triangle that has sides measuring 4 cm, 5cm, and 8 cm is 17 centimeters.

B200 Question: What is the perimeter of a rectangle that is 8 centimeters long and 3 centimeters wide? Answer: The perimeter of a rectangle that is 8 centimeters long and 3 centimeters wide is 22 centimeters.

B300 Question: What is the perimeter of a regular octagon that has a side that measures 8 centimeters? Answer: A regular octagon has eight congruent sides. Its perimeter would be 64 centimeters.

B400 Question: Describe a method of finding the perimeter of a square if you know the area of the same square. Answer: Calculate the square root of the area to find the length of a side of the square. Multiply that length by four to find the perimeter!

B500 Question: If the length of a rectangle measures twice the width, and the perimeter is 72 feet, find the dimensions of the rectangle. Answer: The length of the rectangle is 24 feet and the width is 12 feet. (Check: 24 + 12 + 24 + 12 = 72)

B600 Question: The perimeter of an equilateral triangle is 27 centimeters. Find the measure of each of its sides. Answer: Each side of the triangle measures 9 centimeters.

B700 Question: The base of an isosceles triangle measures 6 inches. If the measure of each of the congruent sides is twice the measure of the base, find the perimeter of the triangle. Answer: The perimeter of the triangle is 6 + 12 + 12 or 30 inches.

B800 Question: The area of a square is 36 square inches. Find the perimeter of the square. Answer: The perimeter of the square is 4 times 6 or 24 inches.

B900 Question: A rectangle measures 9 feet by 12 feet. How many yards are in the perimeter of the rectangle? Answer: The perimeter is 3 + 4 + 3 + 4 or 14 yards.

B1000 Question: An isoceles trapezoid has bases that measure 10 inches and 15 inches. A side of the trapezoid measures 8 inches. Find the perimeter. Answer: The perimeter of the trapezoid is 8+ 8 + 10 + 15 or 41 inches.

C100 Question: Calculate the area of an isosceles right triangle that has legs measuring 8 centimeters. Answer: The area is 32 square centimeters.

C200 Question: The area of a trapezoid is 24 square yards. The measures of the bases are 3 yards and 9 yards. Find the measure of the altitude. Answer: The altitude measures 4 yards.

C300 Question: A baseball diamond is a square measuring 90 feet on each side. What is the area of the infield (inside the diamond)? Answer: The area is 90 times 90 or 8100 square feet.

C400 Question: How many 1” by 1” squares will fit into a rectangle that measures 4” by 12” ? Answer: 48 squares will fit into the rectangle.

C500 Question: What is the area of a trapezoid that has a height of 12 centimeters and bases of 2 meters and 30 centimeters? Answer: (Notice that one of the bases is measured in meters!!!) The area of the trapezoid is 780 square centimeters.

C600 Question: Linoleum costs $7 a square yard. Calculate the cost to cover a 9 foot by 15 foot kitchen floor. Answer: The kitchen floor is 15 square yards. It would cost $105 to cover the kitchen floor.

C700 Question: The area of a right triangle is 84 square inches. If one leg measures 14 inches, find the measure of the other leg. Answer: The other leg of the triangle measures 12 inches.

C800 Question: The area of a small square is 49 square meters. A larger square has sides that are twice as long. What is the measure of one side of the larger square? Answer: (The sides of the smaller square measure 7 meters.) The sides of the larger square must measure 14 meters!

C900 Question: Find the area of a rectangle that has a perimeter of 34 inches and a base of 15 inches. Answer: The area of the rectangle is 2 times 15 or 30 square inches.

C1000 Question: The dimensions of a rectangle are 9 ft. by 12 ft. Find the number of sq. yds. in the area of the rectangle. Answer: The rectangle has an area of 12 square yards.

D100 Question: Find the volume of a cube that measures 6 centimeters on a side. Answer: The volume of the cube is 216 cubic centimeters.

D200 Question: Find the volume of a rectangular prism that has a base area of 54 square inches and a height of 8 inches. Answer: The volume is 54 times 8 which equals 432 cubic inches.

D300 Question: Find the volume of a cylinder whose base has a radius of 5 inches, and whose height measures 3 inches. (Use  = 3.14) Answer: The volume of the cylinder is 235.5 cubic inches.

D400 Question: Find the volume of a rectangular prism that has a lenth of 8.5 cm, a width of 4.2 cm, and a height of 6 cm. Answer: The volume of the prism is 214.2 cubic centimeters.

D500 Question: If one cubic centimeter of a liquid weighs 2 grams, how much does one cubic meter of the same liquid weigh? Answer: A cubic meter is equal to 1000 cubic centimeters. The liquid would weigh 2000 grams or 2 kilograms.

D600 Question: Find the volume of a pyramid that is 4 inches high, and has a rectangular base that is 6 inches long and 3.5 inches wide. Answer: The volume is equal to 28 cubic inches.

D700 Question: The largest pyramid in the world was built around 2500 B.C. by Khufu, or Cheops, a king of ancient Egypt. The pyramid had a square base, 230 meters on each side, and a height of 147 meters. Find the volume of Cheop’s pyramid. Answer: Cheop’s pyramid had a volume of 2,592,100 cubic meters.

D800 Question: What is the exact volume of a cylinder that has a 21 inch radius and a height of 10 inches? Answer: The volume is equal to 4410.

D900 Question: A cone has a base that is 14 inches wide. The height of the cone is 6 inches. Find the exact volume of the cone. Answer: The volume is equal to 98.

D1000 Question: Find the exact volume of a sphere that has a radius of 30 cm. Answer: The volume is equal to 36,000.