Questions by nishit

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Simplify. `(a^2 –

asked Jan 18, 2022 in 8th-maths

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Using identities, evaluate.

asked Jan 18, 2022 in 8th-maths

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Using `a^2 – b^2 = (a + b) (a – b)`, find `12.1^2 –

asked Jan 18, 2022 in 8th-maths

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For each of the given solid, the three views are given. Identify for each solid the corresponding top, front and side views.

asked Jan 18, 2022 in 8th-maths

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Draw a map of your class room using proper scale and symbols for different

asked Jan 18, 2022 in 8th-maths

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Draw a map of your school compound using proper scale and symbols for various features like play ground main building, garden

asked Jan 18, 2022 in 8th-maths

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There is a regular hexagon MNOPQR of side 5 cm .Aman and Ridhima divided it in two different

asked Jan 18, 2022 in 8th-maths

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The shape of the top surface of a table is a trapezium. Find its area if its parallel sides are 1 m and 1.2 m and perpendicular distance between them is 0.8 m.

asked Jan 18, 2022 in 8th-maths

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Length of the fence of a trapezium shaped field ABCD is 120 m. If BC = 48 m, CD = 17 m and AD = 40 m, find the area of this field. Side AB is perpendicular to the parallel sides AD and

asked Jan 18, 2022 in 8th-maths

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Find the area of a rhombus whose side is 6 cm and whose altitude is 4 cm. If one of its diagonals is 8 cm long, find the length of the other

asked Jan 18, 2022 in 8th-maths

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In a building there are 24 cylindrical pillars. The radius of each pillar is 28 cm and height is 4 m. Find the total cost of painting the curved surface area of all pillars at the rate of Rs 8 per

asked Jan 18, 2022 in 8th-maths

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Simplify and write the answer in the exponential form.

asked Jan 18, 2022 in 8th-maths

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Simplify and express the result in power notation with positive exponent. `2^(– 3) xx (–7)^(–

asked Jan 18, 2022 in 8th-maths

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Find the value of.

asked Jan 18, 2022 in 8th-maths

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Find the value of m for which `5^m ÷ 5^(– 3) =

asked Jan 18, 2022 in 8th-maths

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Express the following numbers in usual form. `3.02 xx 10^(– 6)`

asked Jan 18, 2022 in 8th-maths

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Express the following numbers in usual form. `1.0001 xx

asked Jan 18, 2022 in 8th-maths

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Express the following numbers in usual form. `5.8 xx 10^(12)`

asked Jan 18, 2022 in 8th-maths

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A train is moving at a uniform speed of 75 km/hour. How far will it travel in 20

asked Jan 18, 2022 in 8th-maths

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Suppose 2 kg of sugar contains `9 xx 10^6` crystals. How many sugar crystals are there in 5 kg of sugar?

asked Jan 18, 2022 in 8th-maths

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