7.2 Comp and Supp Angles.notebook
March 02, 2015
7.2 Complementary and Supplementary Angles
Two angles are complementary angles when the sum of their measures is 90
2
60
30
1
1 and 2 are complementary angles
1
7.2 Comp and Supp Angles.notebook
March 02, 2015
Two angles are supplementary angles when the sum of their measures is 180
4
3
45
135
3 and 4 are supplementary angles
Tell whether the angles are complementary, supplementary, or neither
32
1) 2)
70
110
4)
3)
128
56
62
49
41
2
7.2 Comp and Supp Angles.notebook
March 02, 2015
Complete each sentence with always, sometimes, or never. If you answer sometimes, then provide an example to prove it.
1) If x and y are complementary angles, then both x and y are _______ acute.
2) If x and y are supplementary angles, then x is ________ acute.
3) If x is a right angle, then x is ________ acute.
Tell whether the angles are complementary or supplementary. The find the value of x.
2)
1) 64
x
37
4)
3)
120
x
6x
60
2x
3
7.2 Comp and Supp Angles.notebook
March 02, 2015
Tell whether the angles are complementary or supplementary. The find the value of x.
1) 2)
3x
(x + 7)
22
2x
4)
3)
(x + 34)
70
2x
x
4
Attachments
Tutorial for SMART Response 2013.notebook