Answer:
Step-by-step explanation:
the second one , why? because 7a-12a=-5a
4 - 8 = -4
Use the formula....central angle/360= arc length/2* pie* R
150/360=x/2*3.14*7.5
150/360=x/47.1
360x=7065
x=7065/360
x=19.625 in
Answer:
3.92699081699
Step-by-step explanation:
=15.7/4
Give me brainliest becuase 2+2=4 isn’t that enough help?
She gotta work 27 hours cuz 344.24/12.75