Question

Adrian is putting streamers across the ceiling of his dining room to decorate for his nephew’s birthday party. The ceiling is rectangular. Its area is 122.5 square feet, and its width is 7 feet. How long should Adrian cut a streamer that will run the length of the ceiling?
A.
15 feet
B.
17.5 feet
C.
22.5 feet
D.
28 feet
E.
35 feet

Answer 1

Answer:

B.17.5

Step-by-step explanation:

The area of rectangular ceiling is 122.5 feet and width 7 feet therefore,If we use the formula of area of rectangle we can easily get the length of the streamers.

L-length B-breadth A-area

L×B=A

so,L=A÷B

122.5÷7

=17.5 (B)