Question

evaluate (5°+6°+7°)÷(a°+b°+c°)
please also explain​

Answer 1

Let a be 5

Let b be 6

Let c be 7

a°=0

According to the question, 5°+6°+7°=0+0+0=0

0÷0=0

Step-by-step explanation:

Answer 2

The answer is 1 .It is explained in the attachment.

There is a property used in this question :-

a^0=1