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deepaksoniGuru

Asked: March 11, 2021In: ICSE

The angle of elevation of a pillar from a point A on the ground is 45 and from a point B diametrically opposite to A and on the other side of the pillar is 60. Find the height of the pillar, given that the distance between A and B is 15 m.

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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 16, 2021In: ICSE

(i) (1 + tan A)/ sin A + (1 + cot A)/ cos A = 2 (sec A + cosec A) (ii) sec4 A – tan4 A = 1 + 2 tan2 A

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This is an important question from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 We have ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

A rectangle of area 105 cm² has its length equal to x cm. Write down its breadth in terms of x. Given that the perimeter is 44 cm, write down an equation in x and solve it to determine the dimensions of the rectangle.

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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 16, 2021In: ICSE

The length (in cm) of the hypotenuse of a right-angled triangle exceeds the length of one side by 2 cm and exceeds twice the length of another side by 1 cm. Find the length of each side. Also, find the perimeter and the area of the triangle.

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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

If b is the mean proportional between a and c, prove that (ab + bc) is the mean proportional between (a2 + b2) and (b2 + c2).

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Question no.13 From ML aggarwal book, class10, chapter 7, ratio and proportion In this ques it is given that if b ...Read more

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deepaksoniGuru

Asked: March 25, 2021In: ICSE

Using the given information, find the value of x in each of the following figures

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This is the basic and conceptual question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 In ...Read more

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deepaksoniGuru

Asked: March 31, 2021In: ICSE

Question 3. (a) In the figure, (i) given below, if ∠DBC = 58° and BD is a diameter of the circle, calculate: (i) ∠BDC (ii) ∠BEC (iii) ∠BAC

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This is an important and exam oriented question from Chapter name- circles Topic – Angle properties of circles Chapter number- ...Read more

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The angle of elevation of a pillar from a point A on the ground is 45 and from a point B diametrically opposite to A and on the other side of the pillar is 60. Find the height of the pillar, given that the distance between A and B is 15 m.

(i) (1 + tan A)/ sin A + (1 + cot A)/ cos A = 2 (sec A + cosec A) (ii) sec4 A – tan4 A = 1 + 2 tan2 A

A rectangle of area 105 cm² has its length equal to x cm. Write down its breadth in terms of x. Given that the perimeter is 44 cm, write down an equation in x and solve it to determine the dimensions of the rectangle.

The length (in cm) of the hypotenuse of a right-angled triangle exceeds the length of one side by 2 cm and exceeds twice the length of another side by 1 cm. Find the length of each side. Also, find the perimeter and the area of the triangle.

If b is the mean proportional between a and c, prove that (ab + bc) is the mean proportional between (a2 + b2) and (b2 + c2).

Using the given information, find the value of x in each of the following figures

Question 3. (a) In the figure, (i) given below, if ∠DBC = 58° and BD is a diameter of the circle, calculate: (i) ∠BDC (ii) ∠BEC (iii) ∠BAC