Question

An exterior angle of a triangle is 80° and the interior opposite angles are in the ratio 1 : 4, measure of interior opposite angles are​

Answer 1

Answer:

x=20

4x=20*4=80

Step-by-step explanation:

thaaaaaanks

Answer 2

Answer:

Mark me as a Brainliest pls

Step-by-step explanation:

Let the interior angles be x and 4x

We know that exterior angle of triangle is equal to sum of interior opposite angles.

⇒x+4x=80°

⇒5x=80°

⇒x= 16°

So the angles are x=16°

3x=3×16°

=> 48°

So, the measure of interior opposite angles are 48°