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deepaksoniGuru

Asked: March 11, 2021In: ICSE

From the top of a hill, the angles of depression of two consecutive kilometer stones, due east are found to be 300 and 450 respectively. Find the distance of two stones from the foot of the hill.

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

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

(i) sin A/ (1 + cos A) = (1 – cos A)/ sin A (ii) (1 – tan2 A)/ (cot2 A – 1) = tan2 A (iii) sin A/ (1 + cos A) = cosec A – cot A

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This is an important question taken from the Book ML Aggarwal, Avichal publication, class 10th and, chapter 18 We have to ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

The sum of two numbers is 9 and the sum of their squares is 41. Taking one number as x, form ail equation in x and solve it to find the numbers.

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Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise 5.5 This is an important ques ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

2x articles cost Rs. (5x + 54) and (x + 2) similar articles cost Rs. (10x – 4), find x.

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This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise ...Read more

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deepaksoniGuru

Asked: March 18, 2021In: ICSE

Find the fourth proportional to (i) 3, 12, 15 (ii) 1/3, 1/4, 1/5 (iii) 1.5, 2.5, 4.5 (iv) 9.6 kg, 7.2 kg, 28.8 kg

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This is a basic question from ML aggarwal book of class 10th, chapter 7, ratio and proportion., ICSE board In this ...Read more

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deepaksoniGuru

Asked: March 19, 2021In: ICSE

Given x=root(a2+b2) +root(a2−b2) /(root (a2+b2) −root(a2−b2) Use componendo and dividendo to prove that b²=2a²x/x²+1

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This is a basic question from ML aggarwal book of class 10th, chapter 7, ratio and proportion., ICSE board We have ...Read more

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deepaksoniGuru

Asked: April 1, 2021In: ICSE

Question 3. The tangent to a circle of radius 6 cm from an external point P, is of length 8 cm. Calculate the distance of P from the nearest point of the circle.

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This is circle based question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 Tangent from a ...Read more

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From the top of a hill, the angles of depression of two consecutive kilometer stones, due east are found to be 300 and 450 respectively. Find the distance of two stones from the foot of the hill.

(i) sin A/ (1 + cos A) = (1 – cos A)/ sin A (ii) (1 – tan2 A)/ (cot2 A – 1) = tan2 A (iii) sin A/ (1 + cos A) = cosec A – cot A

The sum of two numbers is 9 and the sum of their squares is 41. Taking one number as x, form ail equation in x and solve it to find the numbers.

2x articles cost Rs. (5x + 54) and (x + 2) similar articles cost Rs. (10x – 4), find x.

Find the fourth proportional to (i) 3, 12, 15 (ii) 1/3, 1/4, 1/5 (iii) 1.5, 2.5, 4.5 (iv) 9.6 kg, 7.2 kg, 28.8 kg

Given x=root(a2+b2) +root(a2−b2) /(root (a2+b2) −root(a2−b2) Use componendo and dividendo to prove that b²=2a²x/x²+1

Question 3. The tangent to a circle of radius 6 cm from an external point P, is of length 8 cm. Calculate the distance of P from the nearest point of the circle.