Answer:
Step-by-step explanation:
It's solved by grafic method
Answer: (a-b)-(2x+y)
Step-by-step explanation: The answer for number 18. (The first pair of parentheses are optional.)
Answer:
b, c, & d also = 34
Step-by-step explanation:
They all are inscribed angles of the same arc
Answer:
Complementary, X = 60 degrees
Step-by-step explanation:
Complementary = 90 degree angle
Supplementary = 180 degree angle
(x - 30) + x = 90
(60 - 30) + 60 = 90
30 + 60 = 90