Question

The exterior angles of a triangle are 3yº, 4yº
and 5yº.
(i) Find the value of y.
(ii) Find the smallest interior angle of the triangle.​

Answer 1

Answer:

i) 3y+4y+5y = 360

12y = 360

y = 360/12 = 30

ii) Smallest interior angle = 180-largest ext. angle

= 180-5(30) = 180-150 = 30

Answer 2

Step-by-step explanation:

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