A rectangular banner measures 3 ft by 7ft. How much material do you need for seven banners? About the author Eva

Answer: 147 ft cloth or 44.8056 m cloth Step-by-step explanation: area of rectangle = l x b = 3 x 7 = 21 ft 21 ft cloth for one banner so cloth for 7 banner = 21 x 7 = 147 ft or 44.8056 m Reply

Answer: 147ft² Step-by-step explanation: First we will find the area for 1 rectangular banner. 1 rectangular banner area = length × breadth length = 3ft breadth = 7ft 7 × 3 = 21ft² Material needed for 7 banners = 1 Rectangular Banner Area × 7 = 21ft² × 7 = 147ft² Reply

Answer:147 ft cloth or 44.8056 m cloth

Step-by-step explanation:area of rectangle = l x b

= 3 x 7

= 21 ft

21 ft cloth for one banner

so cloth for 7 banner = 21 x 7

= 147 ft

or 44.8056 m

Answer:147ft²

Step-by-step explanation:First we will find the area for 1 rectangular banner.

1 rectangular banner area = length × breadth

length = 3ft

breadth = 7ft

7 × 3 = 21ft²

Material needed for 7 banners = 1 Rectangular Banner Area × 7

= 21ft² × 7

= 147ft²