Question

Two adjacent angles of a parallelogram are ( 3x –4)° and ( 3x + 15)° , find the value of x

Answer 1

Answer:

28.16

Step-by-step explanation:

we know that sum of two sides of a parallelogram is =180°

3x-4+3x+15=180°

6x+11=180°

6x=169°

x=169÷6

x=28.16°