C=πd where C=circumference, π=the constant pi, and d=diamter
d=C/π and since we are told that C=9π
d=9π/π
d=9
If you use the equation for Rachel it would be
y=3x and for oliver it would be y=2x+5
Multiply by a across the formula
Answer:
4 hours and 30 min every day
Step-by-step explanation:
2 days in weekend so 4 hour and 30 times two is 9 hours your welcome