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SonuNewbie

Asked: August 10, 2021In: NCERT Class 9th Maths

ABC is an isosceles triangle in which altitudes BE and CF are drawn to equal sides AC and AB respectively (see Fig. 7.31). Show that these altitudes are equal. Q.3

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Find this important question of ncert class 9th of chapter triangles .Sir please help me to find out the easiest ...Read more

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mehakNewbie

Asked: June 14, 2023In: CBSE

If α and β are the zeros of the quadratic polynomial f(x)=x2 – x – 4, find the value of 1/α+1/β–αβ.

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explain the formula used. find the value of 1/α+1/β–αβ, when quadratic polynomial is f(x)=x2 – x – 4 class 10th polynomials question ...Read more

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mehakNewbie

Asked: June 28, 2023In: CBSE

2. In each of the following, determine whether the given values are solutions of the given equation or not: (i) x2 – 3x + 2 = 0 , x = 2 , x = – 1

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Explain, how did we split the number in the equation. How to prove? Class 10th, Statistics, Rd sharma, Mathematics.

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mehakNewbie

Asked: July 31, 2023In: CBSE

19. How many coins 1.75 cm in diameter and 2 mm thick must be melted to form a cuboid 11 cm x 10 cm x 7 cm?

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Explain the question using, formulas given in the chapter. Class 10th, Cbse, RD Sharma, Surface area and volumes.

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deepaksoniGuru

Asked: March 10, 2021In: ICSE

A man buys shares at the par value of Rs 10 yielding 8% dividend at the end of a year. Find the number of shares bought if he receives a dividend of Rs 300.

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sir this is the question from the book -ML aggarwal( avichal publication)class 10th , chapter3, shares and dividends it is given ...Read more

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deepaksoniGuru

Asked: March 11, 2021In: ICSE

. From the top of a cliff 92 m high, the angle of depression of a buoy is 200. Calculate to the nearest metre, the distance of the buoy from the foot of the cliff.

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sir this is the question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and distancesRead more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

Express the ratios cos A, tan A and sec A in terms of sin A.

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This ques is from ML Aggarwal book, Avichal publication, class 10th. Chapter 18, trigonometric identities Express the ratios cos A, tan A ...Read more

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