Shapes
Measuring Angles
Complementary & Supplementary Angles
100
What is a polygon?
It's a shape that has: straight lines, no crisscrossed lines, and no curves.
100
Give the measure of angle 2 in shape A.
90o
100
What does complementary mean? Draw an example.
Two angles whose sum is 90°.
200
Is this a polygon?
Yes
200
Give the measure of angle 3 in shape B.
60o
200
What does supplementary mean? Draw an example.
Two angles whose sum is 180°.
300
Is this a polygon? 
No
300
Give the measure of angle 6 in shape C.
120o
300
Find one angle supplementary to <MLN. What is the degree of that angle? 
<DLN = 62o
400
How many sides does a pentagon, a hexagon, a heptagon, and an octagon have?
Pentagon= 5
Hexagon= 6
Heptagon= 7
Octagon= 8
400
Give the measure of angles 1 & 2 in shape D.
1= 600
2= 1200
400
Find one angle complementary to <DXC. What is the degree of that angle?
<CXB= 55o
500
Give one reason why Autumn grouped the shapes V,M,K into a group and not S.
Answers will vary...
500
Answers will vary....
500
Answers will vary...