Question

If ∆ABC congruent to ∆PQR. Find the value of angle ABC

Answer 1

Answer:

angle B = 80

Step-by-step explanation:

If ∆ABC congruent to ∆PQR

angle c = angle r

so by angle sum property

angle A + B + C = 180

30 + 70 + B =180

B= 180-100

angle B = 80

Answer 2

70×30 2100

Step-by-step explanation:

ABC pqr ×the 70×30 2100