Answer: 7 inches
Step-by-step explanation:
1. Divide 615 by pi and four the order does not matter
2. Then square root the value you get
3.round up to the nearest whole number
Area = base x height /2
Base =26.5
Height =40
26.5 x 40 /2 = 530
if she spent 6500 at the beginning and it cost 550 per week, 900-550=350 gain per week... 350 times 19 is 6650 so it takes 19 weeks for them to make a gain
Answer:
Bonsoir,
f'(-5)=-4/3
f'(-1) =3/4
Step-by-step explanation:
f'(-5) = ?
2 points : (-6,9) and (-3,5)
f'(-5)=(9-5)/(-6-(-3))=-4/3
f'(-1) = ?
2 points : (-3,5) and (1,8)
f'(-1)=(5-8)/(-3-1)=3/4
The lines are perpendicular