Answer:
sides
14 X 22 = 308 square foot there are four of these
308 X 4 = 1232 square foot.
triangles
A= 0.5 X b X h
0.5 X 14 X 10 = 70 square foot again there are four of these 70 X 4 = 280 square foot
1232 + 280 = 1512 square foot
1512/213 = 7.09859154
8 gallons of paint will need to be purchased.
notice... the dog's pen perimeter, does not include the side that's bordering the garden's, since that side will use the heavy duty fence, instead of the light one
so, the sum of both of those costs, will be the C(x)
so, just take the derivative of it, and set it to 0 to find the extremas, and do a first-derivative test for any minimum
#1 answer is D and #2 answer is D also
In 3 years $108 in interest is earned
principle + interest = $708
Answer:
x= -8 and so y=35.....solving equation