math jeopardy game for 3rd graders

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Slide 1: 

$200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 Name That Shape Key Words Perimeter Area Challenge

Slide 2: 

What shape is my head? Hint: It’s a four-sided figure with equal sides.

Slide 3: 

Square

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What shape is this three-sided figure?

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Triangle

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What is a four-sided figure that has: Two pairs of parallel sides - AND - Equal opposite sides. - AND - Corners are square.

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Rectangle

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What is a four-sided figure with one pair of parallel sides? HINT!!

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Trapezoid

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What is a four-sided figure with equal sides (hint: not a square).

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Rhombus

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Dori rode her bicycle once around the edge of a lake. The distance around the lake is also called the ____________?

Slide 13: 

Perimeter

Sometimes we want to know the amount of surface inside a shape. The amount of surface inside a shape is called the ________ of a shape. : 

Sometimes we want to know the amount of surface inside a shape. The amount of surface inside a shape is called the ________ of a shape.

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Area 4 cm. 2 cm. One way to find the area of a shape is to count the number of squares that cover the inside of the shape… I see 8 squares! The area must be 8 square centimeters!

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Area can be measured in square units. A square with sides 1 inch long is a ___________ _____?

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Square Inch Area can be measured in square units. A square with sides 1 inch long is a square inch. 1 Square Inch

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What is the distance around a circle?

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Circumference

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What is the distance across the circle, through it’s center?

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Diameter

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Find the Perimeter! Your answer needs to include units in order to be correct. Each side is 4 cm.

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Perimeter = 20 cm 4 + 4 + 4 + 4 + 4 = 20 cm

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The perimeter of this rectangle is 10 units. The long sides measure 4 units. What do the short sides measure? 4 units 4 units ____ units ____ units

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4 units 4 units 1 unit 1 unit 4 + 4 + 1 + 1 = 10

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Which has the larger perimeter, polygon A or polygon B? A B For a bonus $300 what is the perimeter of Polygon A and what is the perimeter of Polygon B? (where each side of a square is 1 centimeter)

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Polygon B Polygon A = 26 cm. Polygon B = 28 cm.

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Find the Perimeter! 3 in. 3 in. 4 in. 2 in. 2 in. ____ in. Your answer needs to include units in order to be correct. Hint: add 3in. + 3in. to get this value to help you find the perimeter.

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3 in. 3 in. 4 in. 2 in. 2 in. 6 in. Perimeter = 20 in. 3 + 2 + 3 + 2 + 4 + 6 = 20 in.

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Fill-in the missing boxes. You must get ALL correct to receive prize money.

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Guess that Area! Each square is 1 square foot The area of this shape is _______ square feet.

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The area of this shape is 31 square feet. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft. 1 sq. ft.

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Look at the 3 - by- 5 rectangle. What is the Area of that rectangle? Answer: _________ square units.

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Area: 15 square units Did you add up the number of squares in the rectangle?

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This is a ______ -by- ______ rectangle. Area = _________ square units. You must get this question completely correct to receive all prize money.

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This is a 3 -by- 9 rectangle. Area = 27 square units.

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Can you figure out the number model for this rectangle? Number Model: ______ x ______ = ______ Area = ______ square units You must get all correct to receive full prize money.

Slide 39: 

Number Model: 6 x 5 = 30 Area = 30 square units

Slide 40: 

Mrs. Li planted tomato plants in her garden. She planted 4 rows with 8 plants in each row. What is the area of her garden? Mrs. Li planted tomato plants in her garden. She planted 4 rows with 8 plants in each row. If each plant took up 1 square foot… What is the area of her garden?

Slide 41: 

4 rows with 8 plants in each row, each plant takes up 1 square foot… Area = 32 square feet

Slide 42: 

Look at the rectangle below. Which is larger: the perimeter, or the area?

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4 units 4 units They are EQUAL!! Perimeter: 4 + 4 + 4 + 4 = 16 (each side is 4 units) Area = 4 x 4 = 16 (16 square units inside rectangle)

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Which three triangles have similar shapes? A B C D E F

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A B C D E F A, B, & F have similar shapes!

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The circumference of ANY circle is approximately _____ times its diameter.

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The circumference of ANY circle is approximately 3 times its diameter.

Slide 48: 

Jon ran twice around the soccer field. How far did he run? 100 yards 50 yards 50 yards 100 yards Soccer Field

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Soccer Field He ran 600 yards! 100 + 100 + 50 + 50 = 300 (1 time around field) 300 + 300 = 600 (2 times around field) 100 yards 100 yards 50 yards 50 yards

Slide 50: 

Mr. Randolf decided to plant cucumbers in his garden. He planted 5 rows with 9 plants in each row. Each plant takes up 1 square foot. What is the area of his garden? (in square feet) What is the perimeter of his garden? (in feet)

Slide 51: 

Area: 5 x 9 = 45 square feet Perimeter: 9 + 9 + 5 + 5 = 28 feet 9 feet 5 feet

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