Question

3. The three angles of a triangle are in the ratio
5:7: 8. Find the three angles.​

Answer 1

Answer:

45° ,63°,72°

Step-by-step explanation:

let the angles be x

5x+7x+8x= 180°

20x=180°

x=9

5x=45°

7x=63°

9x=72°

Answer 2

Answer:

let the ratio be x

5x+7x+8x=180

20x=180

x=

$\frac{180}{20}$

We have to divide

ANS =9