Answer:
answers are A & C
Step-by-step explanation:
because the '-' sign indicates it's under 0 and common sense shows the rest.
Since Angle QPS is a straight angle, it equals 180 degrees.
Angles QPR and RPS equal QPS.
Angle QPR + Angle RPS = QPS
(7x-4) + (9x-40) = 180
x=14
The answer is 5
Use pythagorean theorem.
C. -4
I hope this helps!
