Q8
The measure of the angles of a triangle are in the ratio 2 : 7 : 11. Measures of angles are ?
A.
16°, 56°, 88°
B.
18°, 63°, 99°
AnswerC.
20°, 70°, 90°
D.
25°, 175°, 105°
Answer: Option B
Solution
Answer: Option B
Solution:
Angles of triangle are in ration 2 : 7 : 11According to the question,
⇒ 2x + 7x + 11x = 180
⇒ 20x = 180
⇒ x = 9
Angles of triangle is 18°, 63°, 99°