Question

Which of the following measures of three
angles can be those of a triangle?
(a) 132°, 1699, 59°
(b) 52°, 69, 79°
(C) 30°, 69, 71°
(d) 42°, 69°, 69°​

Answer 1

Answer:

(d)

Step-by-step explanation:

Sum of all the angles of a triangle is 180°

42+69+69 = 180°

Option (d) is the answer

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Answer 2

Answer:

69,69,42

Step-by-step explanation:

by angle sum prop.

69+69+42 must be 180 and it is 180.

$69 + 69 + 42$