Answer:
100m^2
Step-by-step explanation:
area of trapezoid formula: 
b=base
so
base #1= 8
base #2= 12
h(height)= 10
(8+12)=20(sum of bases)
20/2=10(sum of bases over 2)
10*10=100(height * whats remaining of bases)
100m^2
hope this helps
Next 7 days
amount needed-amount now=amount in each day200-148=52
52 in 7 daysdivide by 752/7=7.4285round7.43
need to earn about $7.43 each day
For number 10 the y-intercept is going to be at -1 1/3 not -1.
5*0.6=3
3*0.6=1.8
1.8*0.6=1.08
5+(3*2)+(1.8*2)+(1.08*2)=16.76 ft
he will change his oil 16 times because 160,000 divided by 10,000 equals 16