Question

One of the angles of a triangle is 60°. The difference between the other two
angles is 20°, then the measure of smallest angle is :
(a) 50°
(b) 60°
(C) 70°
(d) 20°
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Answer 1

Answer:

the smallest angle is 50

Step-by-step explanation:

a+b=120

a-b=20

by solve you get a=70

b=50

Answer 2

Answer:

50°

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