7.  The area of triangle FGH is 21c
m
2
21cm2
. The triangle FGH is transformed using the matrix
(
4
1
5
2
)
(4512)
. Calculate the area of the image of triangle FGH.​

Which of the following three dimensional figures has a circle as it’s base

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?

The john nash mall used 17,4000 kilowatt hours in may, with a peak load of 92 kilowatts. the demand charge is $5.95 per kilowatt, and the energy charge is $0.08 per kilowatt hour. the fuel adjustment charge is $0.017 per kilowatt hour. what is the total electricity cost for may?