Question

P, Q, R & S form the vertic P, Q, R & S form the vertices of a quadrilateral. ∠ PQR = 77° and ∠ RSP = 123°. Find the value of ∠ SPQes of a quadrilateral. ∠ PQR = 77° and ∠ RSP = 123°. Find the value of ∠ SPQ

Answer 1

Answer:

80°

Step-by-step explanation:

total 360°

1/2{360°-(77°+123°)} = 160°/2

=80°