Answer:
-640
Step-by-step explanation:
Answer:
The total cost is $59.85
(rounded up from 59.846 since this problem is about money)
20/q = 7/9
20×9 = 7q
7q = 180
q = 180/7
Xis less than or equal to 3
Answer:
135 square feet
Step-by-step explanation:
area of base and top=2(1/2×6×2.5)=15 square feet.
area of three faces=(2.5+6+6.5)×8=15×8=120 ft
total surface area=15+120=135 square feet.