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Name the quadrilaterals whose diagonals. are perpendicular bisectors of each

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

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Construct the following quadrilaterals. Parallelogram MORE OR = 6 cm RE = 4.5 cm EO = 7.5

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Is 53240 a perfect cube? If not, then by which smallest natural number should 53240 be divided so that the quotient is a perfect

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Find the cube root of each of the following numbers by prime factorisation method. 64

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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Classify the following polynomials as monomials, binomials, trinomials. Whichpolynomials do not fit in any of these three categories?`x + y, 1000, x + x^2 + x^3 + x^4, 7 + y + 5x, 2y – 3y^2, 2y – 3y^2 + 4y^3, 5x – 4y + 3xy, 4z – 15z^2, ab + bc + cd + da, pqr, p^2q + pq^2, 2p +

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

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Subtract `4p^2q – 3pq + 5pq^2 – 8p + 7q – 10` from `18 – 3p – 11q + 5pq – 2pq^2 +

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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Find the product of the following pairs of monomials. `4p,

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Simplify. `(x + y)(2x + y) + (x + 2y)(x – y)`

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Use the Identity `(x + a) (x + b) = x^2 + (a + b) x + ab` to find the following `501 xx 502`

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Use the Identity `(x + a) (x + b) = x^2 + (a + b) x + ab` to find the following `95 xx

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Show that. `(3x + 7)^2 – 84x = (3x –

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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Using identities, evaluate. `78 xx 82`

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Using Euler’s formula find the

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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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 17, 2022 in 8th-maths by nikhil (1.8k points)

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Rukhsar painted the outside of the cabinet of measure `1 m xx 2 m xx 1.5 m`. How much surface area did she cover if she painted all except the bottom of the

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

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A godown is in the form of a cuboid of measures `60 m xx 40 m xx 30 m`. How many cuboidal boxes can be stored in it if the volume of one box is 0.8 `m^3`

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

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Simplify and express the result in power notation with positive exponent.

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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Express the number appearing in the following statements in standard form. Size of a bacteria is 0.0000005

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Express the number appearing in the following statements in standard form. Thickness of a thick paper is 0.07

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

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