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Find the number of digits in the square root of each of the following numbers (without any calculation). 64

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

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Find the square root of the following decimal numbers. 51.84

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

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In a right triangle ABC, ∠B = 90°. If AB = 6 cm, BC = 8 cm, find AC

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

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The perimeter of a rectangular swimming pool is 154 m. Its length is 2 m more than twice its breadth. What are the length and the breadth of the

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

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Sum of two numbers is 95. If one exceeds the other by 15, find the

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

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Baichung’s father is 26 years younger than Baichung’s grandfather and 29 years older than Baichung. The sum of the ages of all the three is 135 years. What is the age of each one of

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

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The digits of a two-digit number differ by 3. If the digits are interchanged, and the resulting number is added to the original number, we get 143. What can be the original

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

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How many sides does a regular plygon have if each of its interior angles is

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

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Is it possible to have a regular polygon with measure of each exterior angle as

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

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Explain why a rectangle is a convex

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

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Construct the following quadrilaterals. Quadrilateral MORE MO = 6 cm OR = 4.5 cm ∠M = 60° ∠O = 105° ∠R =

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

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Find the smallest number by which each of the following numbers must be divided to obtain a perfect cube. 81

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

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State true or false. If square of a number ends with 5, then its cube ends with

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

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If Chameli had Rs 600 left after spending 75% of her money, how much did she have in the

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

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Calculate the amount and compound interest on Rs 8,000 for 1 year at 9% per annum compounded half yearly.(You could use the year by year calculation using SI formula to

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

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A scooter was bought at Rs 42,000. Its value depreciated at the rate of 8% per annum. Find its value after one

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

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Add the following. ab – bc, bc – ca, ca – ab

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

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Complete the table of products. First monomial → Second monomial ↓ `2x` `-5y` `3x^2` `-4xy` `7x^2 y` `–9x^2 y^2` `2x ` `4x^2` . . . . . . . . . . . . . . . `–5y` . . . . . . `–15x^2 y` . . . . . . . . . `3x^2` . . . . . . . . . . . . . . . `– 4xy` . . . . . . . . . . . . .

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

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Obtain the volume of rectangular boxes with the following length, breadth and heightrespectively. `5a, 3a^2,

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

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Obtain the volume of rectangular boxes with the following length, breadth and heightrespectively. 2p, 4q, 8r

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

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