Answer:
(-31,15)
Step-by-step explanation:
Rotating 90 degrees clockwise is very simple:
(a,b) 90 degrees= (-b,a)
Very simple.
Just switch sides and add negative to the first term.
99.5 minutes
50=45
495=?
495×45÷50=99.5
Answer: 50.27
Area = pi r^2
= pi x 16
