Question

the smalles angle is 7 times a number, the second largest angle is nine times the number, and the largest is 20 times the number. What are the three angles?

Answer 1

Answer:

20times the number

Step-by-step explanation:

7times a number the second

Answer 2

Answer:

let angle 1 be 7x, angle 2 be 9x and angle 3 be 20x.

sum of three angle of traingle is 180 (by Angle Sum Property of traingle).

7x + 9x + 20x =180.

36x = 180.

x = 180 ÷ 36 x= 5.

angle 1 = 7x 7 × 5 = 35

angle 2 = 9x 9 × 5 = 45

angle 3 = 20x 20 × 5 = 100

Step-by-step explanation:

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