Question

11. ABCD is a quadrilateral and PQRST is
a five sided polygon then sum of
measures of angles of ABCD is___ and
sum of measures of angles PQRST is​

Answer 1

Answer:

360 and 540

Step-by-step explanation:

sum of all angles =

formula is ( n-2 ) × 180

where n is the no. of sides

therefore,

Quadrilateral has four sides ,so,

( 4-2)×180= 2× 180

= 360

Pantagon has five sides ,so,

( 5-2) × 180 = 3 × 180

= 540

I HOPE my answer will help you