answer:
40°
explanation:
100 + 40 + 40 = 180 (sum of all the interior angles of a triangle)
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Answer:
6
Step-by-step explanation:
10/3=20/x
20/10=2
x/3=3*2
x=6
Answer:
A= -40
B= 16
C= 40
D= 50
Step-by-step explanation: