Question

The angle of a triangke are in the ratio 1:4:7 then the value of the largest angke is

Answer 1

Answer:

Step-by-step explanation:

The sum of angles of triangle is 180

let the angles 1x,4x,7x

1x+4x+7x=180

12x=180

x=180/12

= 15

first angle = 1*15=15°

second angle=2*15=30°

third angle=3*15=45°

value of largest angle is 45°

Answer 2

Step-by-step explanation:

The answer refer in Attachment.

Thank you