Math, asked by pravikumar, 1 year ago

if one of the exterior angles of a triangle is 105 and the interior opposite angles are in ratio 2:5 then the triangle is

a. acute angle. b. isosceles triangle. c.scalene triangle
d. both a and b

Answers

Answered by sri7356
0
answer is a. acute angle
Answered by thameshwarp9oqwi
0

WE KNOW THAT

INTERIOR OPPOSITE ANGLE = EXTERIOR ANGLE

2X+5X = 105

7X = 105

X = 15

2X = 15*2 = 30

5X = 15*5 = 75

SO, ANSWER IS ACUTE ANGLE BECAUSE BOTH ARE ACUTE

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