Geometry Review

Riddles

100

When do kangaroos celebrate their birthdays?

Leap Day

200

What keeps bats going?

batteries

300

What kind of bird never gets a haircut?

bald eagles

400

I’m light as a feather, yet the strongest person cannot hold me for five minutes. What am I?

your breath

500

What has a thumb and four fingers but is not a hand?

a glove

Angles

100

What degree is a straight line?

180 degrees

200

If <1 is 35 degrees, what is <3?

35 degrees

300

SURPRISE REVIEW!!!

Write an equation that correctly models the proportional relationship shown in the table on the board.

y = 5/2x

400

If <A is 5y degrees and <B is 60 degrees. State the value of y.

y = 6

500

If <2 is 120 degrees and <4 is 3(x-3), determine the value of x.

x = 43

Triangles

100

What do all the angles in a triangle add up to?

180 degrees

200

If <A is 60 degrees and <B is 93 degrees, what is <C?

27 degrees

300

Name three side lengths that will NOT create a triangle.

Answers may vary.

2 shortest side lengths do not add to be larger than that longest side length

400

SURPRISE REVIEW!!!

Write an expression equivalent to this one:

-5 - (-3 + 10)

Answers may vary

-5 - (10 - 3)

-5 + 3 - 10

etc...

500

Find the missing side length using Scale Factor.

x = 10 cm

Circles

100

Label the diameter and radius on the given circle

If the diameter was 16 cm, what is the radius?

R = 8 cm

200

If the Diameter of a circle is 10 in, what is the Circumference?

10pi in or 31.415 in

300

If the Diameter of a circle is 12 units long, what is the area of the circle?

36pi units squared or 113.097 units squared

400

SURPRISE REVIEW!!!

If the x-axis is rows and the y-axis is # of chairs. How many chairs can you place in each row?

10 chairs per 1 row

500

Marsha paints a circular mural with a diameter of 10 feet. If paint costs $6 per square foot, determine the approximate cost of the paint.

$471.24

3D Shapes

100

Write the area formulas for a rectangle, a triangle, and a circle.

Rectangle: A = b*h

Triangle: A = 1/2 * b*h

Circle: pi * r^2

200

SURPRISE REVIEW!!!

In a scale drawing of a map, 3 inches represents 10 feet in real life. If something is 12 inches apart on a map, what is the actual distance in real life?

40 feet

300

Find the area of the composite shape.

66 m^2

400

Write the volume formula for a triangular prism.

A = 1/2*b*h*w

500

If the height is 4cm, the length is 9 cm, and the width is 6 cm. Determine the volume of the figure shown.

108 cm^3