Question

Explain why a+b+c = 240 degrees ​

Answer 1

Step-by-step explanation:

In a triangle, sum of all sides are equal. A+B+C = 180.

IN A EQUILATERAL TRIANGLE all angles are equal.

that equation will helpful in your future classes

Answer 2

Answer:

let us coniderd

a=b=c

so

a+b+c can be written as 3a or 3b or 3c

so

3a=240

a=80

if a=80 then b and c also 80

that is sum of these angles is 240 degree