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Polygons
Angle Sums
Complementary & Supplementary Angles
Triangles
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100
A polygon with 5 sides is called a _______.
Pentagon
100

What is the total angle sum of a quadrilateral?

360 degrees

100

Two angles that add up to be 180 degrees are called ______ ______.

supplementary angles

100

The angle sum of every triangle = _________.

180 degrees

100

An angle whose measure is 180 degrees is what type of angle?

A straight angle

200

Name the polygon that has 5 triangles inside of it.

Heptagon

200

What is the sum of the interior angles of a polygon with 32 sides?

5400 degrees

200

Two angles are complementary and one of the angles measures 71° . What is the measure of the other angle?


DAILY DOUBLE

19° 

200

What is the relationship between the number of sides a polygon has and the number of triangles formed? Be specific.

There are two less triangles than sides. OR There are two more sides than triangles.

200

What is the square root of 225?


DAILY DOUBLE

15

300
A polygon with 29 sides has ______ triangles inside of it.
27
300

A polygon with _____ sides has an angle sum of 900 degrees.

7

300

The supplement of 122 is ___.

The supplement of 122 is 58.

300

What is the name for a triangle with all equal side lengths and equal angle measures?

An equilateral triangle

300

Simplify by combining like terms:


- 4x + 5 - 9y + 10x - 5 + 10y - 3x - 3x - y

0

400
In order to be a regular polygon, what 2 things must be true?
All of the sides must have the same length and all of the angles must have the same measure.
400

A regular hexagon has an angle sum of 720 degrees. What is the measurement of one of the angles?


DAILY DOUBLE

120 degrees

400

Two angles are supplementary. If the measure of one of the angles is 5 times the measure of the other angle, what is the measure of the larger angle?

150° 

400

Two of the interior angle measures of a triangle are 65°  and 30°. The third angle measure is (x + 35)° . What is the value of x?

x = 50

400

Two thirds of a right angle is ______ degrees.

60

500

What are three characteristics of polygons?

1. Closed Figure

2. Made of line segments (no curves)

3. 3 or more sides

4. 2-D

500

What is the formula used to find the sum of the interior angles of any polygon with n sides?

(n-2) x 180

500

Two angles are complementary. The larger angle is 15° more than twice the smaller. What is the measure of the smaller angle?

25° 

500

An isosceles triangle has one angle measure of 40° . The other two angles are equal in measure. What is the measure of one of those angles?

70° 

500

Solve for y:

- 4(8 - 6y) = 112


DAILY DOUBLE

y = 6