Problem 1 :
Find the perimeter of the rectangle.
Problem 2 :
Find the area of rectangle given below.
Problem 3 :
Find the area and perimeter of the rectangle given below.
Problem 4 :
A rug measuring 2.5 m by 3.5 m was placed in a room 6.4 m long and 8.2 m wide. What area of floor is not covered by the rug? Solution
Problem 5 :
A brick wall will be built 56 m long and 10 bricks high. If each brick is 20 cm long, how many bricks will be needed?
Problem 6 :
The school sports fields are laid out in a rectangle 220 m by 160 m. Find the cost of fertilizing the grass if 1 kg of fertilizer covers 80 square meters and fertilizer costs $25 for a 40 kg bag. Solution
Problem 7 :
A carpet measuring 4 m by 3 m is placed in a room 5.2 m long and 4.8 m wide. What area of the floor is left uncarpeted? Solution
Problem 8 :
A lounge room is 5.4 m long, 4.8 m wide, and 4.2 m high. It has a door 2 m by 1 m and a window 2 m by 1.5 m.
a) Draw a diagram to illustrate the room.
b) If wallpaper costs $5.50 per square meter, find the cost of wallpapering the four walls. Solution
(1) 20 m.
(2) 3.5 m2
(3) Area = 2x2 meter square and perimeter = 6x meter.
(4) 43.73 m2
(5) 280 bricks
(7) 12.96 square meter
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