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Area of a rhombus is equal to __________ of its

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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160 `m^3` of water is to be used to irrigate a rectangular field whose area is 800 `m^2`. What will be the height of the water level in the

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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A cube of side 4 cm is cut into 1 cm cubes. What is the ratio of the surface areas of the original cubes and cut-out

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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What is the area of the largest triangle that can be fitted into a rectangle of length l units and width w

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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The surface area of the three coterminus faces of a cuboid are 6, 15 and 10 `cm^2` respectively. The volume of the cuboid

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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The volume of a cube is 64 `cm^3`. Its surface area

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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If the radius of a cylinder is tripled but its curved surface area is unchanged, then its height will

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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The volume of a cylinder whose radius r is equal to its height

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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The volume of a cube whose edge is 3x

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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The surface area of a cylinder which exactly fits in a cube of side b is

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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__________ of a solid is the measurement of the space occupied by

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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Two cylinders of equal volume have heights in the ratio 1:9. The ratio of their radii is

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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A cube of side 3 cm painted on all its faces, when sliced into 1 cubic centimetre cubes, will have exactly 1 cube with none of its faces

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area of each sail of the sail boats to the nearest tenth.

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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The area of a trapezium with equal non-parallel sides is 168 `m^2`. If the lengths of the parallel sides are 36 m and 20 m, find the length of the non-parallel

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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A running track has 2 semicircular ends of radius 63 m and two straight lengths. The perimeter of the track is 1000 m. Find each straight

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Find the length of the largest pole that can be placed in a room of dimensions `12 m xx 4 m xx 3 m`. Find the area of the following fields. All dimensions are in

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Find the area of the shaded portion in the following

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Take suitable number of cards given in the adjoining diagram [G`(x xx x)` representing `x^2`, R `(x xx 1)` representing x and Y `(1 xx 1)` representing 1] to factorise the following expressions, by arranging the cards in the form of rectangles: (i) `2x^2 + 6x + 4` (ii) `x^2 + 4x + 4`. Factorise `2x^2 + 6x + 4` by using the figure.

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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For a non-zero rational number p, `p^13 -: p^8` is equal

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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