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The number of sides of a regular polygon, where each exterior angle has a measure of 36°, is

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

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A quadrilateral can be drawn if all four sides and one angle is

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

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The net of a rectangular prism has ______ rectangles. (Hint: Every square is a rectangle but every rectangle is not a

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

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Look at the shapes given below and state which of these are polyhedra using Euler’s formula.

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

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Which is the like term as

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

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Perform the following divisions: `(– qrxy + pryz – rxyz) -: (–

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Verify the following: `(a + b) (a + b) (a + b) = a^3 + 3a^2b + 3ab^2 +

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

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Verify the following: `(a – b) (a – b) (a – b) = a^3 – 3a^2b + 3ab^2 –

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

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One Fermi is equal to `10^(–15)` metre. The radius of a proton is 1.3 Fermis. Write the radius of a proton in metres in standard

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

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The graph given below compares the sales of ice creams of two vendorsfor a week.Observe the graph and answer the following questions. (a)On which day did the sale of vendor A increase the most as compared to the previous day?(b) On which day was the difference in sales the

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

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Match the ordinates of the points given in Column A with the items mentioned in Column B. Column A Column B (a) (7, 0) (i) The ordinate is double the abscissa. (b) (11, 11) (ii) The ordinate is zero. (c) (4, 8) (iii) The ordinate is equal to the abscissa. (d) (6, 2) (iv) The abscissa is double the ordinate. (e) (0, 9) (v) The abscissa is triple the ordinate. (f) (6, 3) (vi) The abscissa is zero.

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

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Fill in the blanks. Reciprocal of `1/x`, where x ≠ 0 is

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

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The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions.

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

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Find the least number that must be added to 1300 so as to get a perfect square. Also find the square root of the perfect

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

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

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

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Find the square root of the following decimal numbers.

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

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If you subtract `1/2` from a number and multiply the result by `1/2`, you get `1/8`. What isthe

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

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Lakshmi is a cashier in a bank. She has currency notes of denominations Rs 100, Rs 50 and Rs 10, respectively. The ratio of the number of these notes is 2:3:5. The total cash with Lakshmi is Rs 4,00,000. How many notes of each denomination does she

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

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I have a total of Rs 300 in coins of denomination Re 1, Rs 2 and Rs 5. The number of Rs 2 coins is 3 times the number of Rs 5 coins. The total number of coins is 160. How many coins of each denomination are with

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

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What is the sum of the measures of the angles of a convex quadrilateral? Will this property hold if the quadrilateral is not convex? (Make a non-convex quadrilateral and

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

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