Question

In triangle pqr if angle b is equal to 78 degree angle Q is equal to 47 degree find angle r

Answer 1

Answer:

Step-by-step explanation:

In triangle <p=78° and <q=47° and <r =?

<p+<q+<r=180°(angle sum property of triangle)

78°+47°+<r= 180°

125°+<r=180°

<r=180°- 125°

<r=55°

Answer 2

55degree will be the third angle