There are no polygons at all among your list of choices.
Answer:
1680 kwhr
Step-by-step explanation:
See attached for explanation. I converted watt*hr to kW*hr by dividing by 1000.
Fans Bulbs
40 100
50 60 W
10 6 hours/day
20000 36000 W*hr/day
30 30 days/month
600000 1080000 W*hr/month
600 1080 kWhr/month
Total = 1680 kWhr/month
A= 50.27 cm^2 :) hopefully this is right
Yes 0.034 is the correct answer
Answer:
Stu estimated correctly by rounding up. He ordered enough brick. The exact area is 228.75 square feet.
Step-by-step explanation:
Stu rounded 12.5 to 13 and 18.3 to 19
13 x 19 = 247