Answer:
c
Step-by-step explanation:
Answer:
I Think it is A
Step-by-step explanation:
It is a because 9×7=63
Answer:
36
Step-by-step explanation:
Answer:
x = 18
mZT = 71º
Step-by-step explanation:
Complementary angles total 90º
(3x + 17) + 19 = 90
Subtract 19 from both sides
3x + 17 = 71
mZT = 71º
Subtract 17 from both sides
3x = 54
Divide both sides by 3
x = 18