Page 43 - NUMINO_WB_5B
P. 43
120-B7-1

1. Write the sum of angles a and b in the .
a. b.

60 110 a
60 60 80

a

45 70 85
b 130
b

2. Find the measures of the unknown angles and compare them.

a. a
a

30 125 30

b. b
70 120

b

60 80
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