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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

In Figure 2, DE II BC. Find the length of side AD, given that AE = 1·8 cm, BD = 7·2 cm and CE = 5·4 cm.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number – 30/2/1 Question number – 6 (b)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

How many terms of the Arithmetic Progression 45, 39, 33, … must be taken so that their sum is 180 ? Explain the double answer.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 29 (b)

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Deepak BoraNewbie

Asked: July 30, 2020In: CBSE

In the given figure, DE || AC and DF || AE Prove that BF/BE = FE/EC

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CBSE 10th Class Mathematics Past year question paper Year 2020 SET 1, Code Number – 30/5/1 Question Number – 21Read more

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Deepak BoraNewbie

Asked: July 31, 2020In: CBSE

Prove that the ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding sides.

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CBSE 10th Class Mathematics Past year question paper Year 2020 SET 1, Code Number – 30/5/1 Question Number – 36Read more

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Deepak BoraNewbie

Asked: August 3, 2020In: CBSE

Two cubes each of volume 27 cm³ are joined end to end to form a solid. Find the surface area of the resulting cuboid.

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This an important question for the cbse and ncert exam. question from RS Aggarwal book, Mensuration chapter, Volume and Surface ...Read more

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Deepak BoraNewbie

Asked: August 6, 2020In: CBSE

From a solid cylinder of height 14 cm and base diameter 7 cm, two equal conical holes each of radius 2.1 cm and height 4 cm are cut off. Find the volume of the remaining solid.

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This is the important question from the exam point of view last time this question was asked in 2011 cbse ...Read more

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Deepak BoraNewbie

Asked: August 9, 2020In: CBSE, ICSE

Find the sum of all multiples of 9 lying between 300 and 700.

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An Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. This is the ...Read more

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In Figure 2, DE II BC. Find the length of side AD, given that AE = 1·8 cm, BD = 7·2 cm and CE = 5·4 cm.

How many terms of the Arithmetic Progression 45, 39, 33, … must be taken so that their sum is 180 ? Explain the double answer.

In the given figure, DE || AC and DF || AE Prove that BF/BE = FE/EC

Prove that the ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding sides.

Two cubes each of volume 27 cm³ are joined end to end to form a solid. Find the surface area of the resulting cuboid.

From a solid cylinder of height 14 cm and base diameter 7 cm, two equal conical holes each of radius 2.1 cm and height 4 cm are cut off. Find the volume of the remaining solid.

Find the sum of all multiples of 9 lying between 300 and 700.