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| f What is the perimeter of rectangle PQRS?[Given a = 4.3 cm and b = 8.3 cm] f |
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| f A steel wire in the form of a circular ring of radius 2 m is straightened and cut into 2 equal pieces. Find the length of each piece. f |
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f What is the perimeter of polygon ABCDE?
[Given AB = 3 cm, BC = 6 cm, CD = 6 cm, ED = 9 cm and EA = 7 cm]
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f Find the perimeter of the figure shown. Take π = 3. [Given a = 30, b = 12, r = 6.]
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f Find the perimeter of the square MNLK, if s = 23.
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| f Find the side of a square, if its perimeter is 32 cm. f |
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| f What is the perimeter of a regular polygon having 5 sides each of length 2 cm? f |
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| f Find the circumference of a circle of radius 8 cm. f |
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f What is the area of the rectangle ABCD? [Given a = 178 and b = 115]
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| f The perimeter of a square is 19.6 cm. What is its area? f |
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| f A square and a rectangle have equal perimeters. If area of the square is 49 cm2, then find the perimeter of the rectangle. f |
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| f Find the area of a semi-circle of radius 6.8 cm. f |
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| f The perimeter of a regular pentagon is 100 cm. How long is each side? f |
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f The perimeter of a regular hexagon is 24 m. How long is each side?
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f There are 5 concentric circles. Radius of the smallest circle is 4 cm. Increase in radius of each consecutive circle is 1 cm. What will be the area of a circle in sq. cm which has a circumference equal to the sum of the circumferences of the 5 concentric circles?
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| f The perimeter of a square is 13.6 cm. What is its area? f |
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f Find the perimeter of the figure shown. Take π = 3. [Given a = 10, b = 4, r = 2.]
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f If l and b are the length and the width of a rectangle, then what is its perimeter?
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f Find the perimeter of the square MNLK, if s = 53.
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f What is the area of the rectangle ABCD? [Given a = 136 and b = 115]
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f If A1, A2, A3 represent the areas of respective regions, then what is the area of polygon PQRST?
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| f What is the length of the outer boundary of a semicircle of radius r? f |
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f Find the perimeter of the figure shown below. [Given a = 35 and b = 21.]
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f For a given perimeter, which of the following will have maximum area?
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| f A steel wire in the form of a circular ring of radius 4 m is straightened and cut into 3 equal pieces. Find the length of each piece. f |
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f What is the ratio of the circumference of a circle to its diameter?
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f What is the perimeter of polygon ABCDE?
[Given AB = 3 cm, BC = 4 cm, CD = 4 cm, ED = 8 cm and EA = 7 cm]
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| f What is the perimeter of rectangle PQRS?[Given a = 2.5 cm and b = 4.5 cm] f |
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| f Find the circumference of a circle of radius 6 cm. f |
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f There are 5 concentric circles. Radius of the smallest circle is 2 cm. Increase in radius of each consecutive circle is 1 cm. What will be the area of a circle in sq. cm which has a circumference equal to the sum of the circumferences of the 5 concentric circles?
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f Which of the following is the perimeter of a sqaure?
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| f Find the side of a square, if its perimeter is 44 cm. f |
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| f What is the perimeter of a regular polygon having 6 sides each of length 2 cm? f |
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| f The perimeter of a square is 11.6 cm. What is its area? f |
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| f Find the area of a semi-circle of radius 2.6 cm. f |
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f Find the perimeter of the figure shown below. [Given a = 75 and b = 45.]
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| f A square and a rectangle have equal perimeters. If area of the square is 36 cm2, then find the perimeter of the rectangle. f |
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| f A square and a rectangle have equal perimeters. If area of the square is 81 cm2, then find the perimeter of the rectangle. f |
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| f Find the area of the shaded portion of the figure if all the angles in the figure are right angles. f |
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| f Find the area of the shaded portion of the figure if all the angles in the figure are right angles. f |
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f Graph the points and find the area and perimeter.
A(1, 1), B(1, 5), C(6, 4), D(6, 1)
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f The perimeter of a rectangle is 24 cm and the base is 4 cm. What is the area?
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| f Estimate the perimeter of the cover of the book. f |
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f Find the area and the perimeter of the rectangle formed by the points P(1,0), Q(- 2, 0), R(- 2, 4), S(x, y).
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f A steel wire in the form of a circular ring of radius 2 m is straightened and cut into 5 equal pieces. Find the length of each piece. [Take π = 3.]
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f The length of a rectangle is increased by 50% and the width is decreased by 25%. How is its area affected?
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f Find the length of the wire required to fence the park which is in the shape of a square. The wire is used for two rounds around the park.
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| f Mary wants to buy a curtain for her door. Find the area of the cloth required if the height and width of the door are 7 ft and 3.5 ft. f |
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