best math ncert solution Archives - Page 68 of 75

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

In an equilateral triangle, prove that three times the square of one side is equal to four times the square of one of its altitudes. Q.16

0

What is the best way to solve the problem of ncert question of exercise 6.5 of triangles chapter for class ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

In an equilateral triangle ABC, D is a point on side BC such that BD = 1/3BC. Prove that 9AD2 = 7AB2. Q.15

0

Give the best and easy way to solve the problem of class 10th ncert of triangles chapter of exercise 6.5 ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

The perpendicular from A on side BC of a Δ ABC intersects BC at D such that DB = 3CD (see Figure). Prove that 2AB2 = 2AC2 + BC2. Q.14

0

For class 10th Triangles chapter how i solve the problem from exercise 6.5 of question no.14, give me the best ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

D and E are points on the sides CA and CB respectively of a triangle ABC right angled at C. Prove that AE2 + BD2 = AB2 + DE2.Q.13

0

Hello, sir please help me the best way to solve this problem of class 10th chapter of triangles chapter of ...Read more

4

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

Two poles of heights 6 m and 11 m stand on a plane ground. If the distance between the feet of the poles is 12 m, find the distance between their tops. Q.12

4

How i solve this important question of triangles chapter of class 10th math of exercise6.5 of question no 12 because ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

An aeroplane leaves an airport and flies due north at a speed of 1,000 km per hour. At the same time, another aeroplane leaves the same airport and flies due west at a speed of 1,200 km per hour. How far apart will be the two planes after 1 whole 1/2 hours? Q.11

0

I don’t know how to solve this problem form class 10th ncert book of triangles of exercise 6.5 of question ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

A guy wire attached to a vertical pole of height 18 m is 24 m long and has a stake attached to the other end. How far from the base of the pole should the stake be driven so that the wire will be taut? Q.10

0

The best way to solve the problem of class 10th ncert book of triangles chapter of exercise 6.5 of question ...Read more

0

AnilSinghBoraGuru

Asked: July 27, 2021In: NCERT Class 10th Maths

A ladder 10 m long reaches a window 8 m above the ground. Find the distance of the foot of the ladder from base of the wall. Q.9

0

What is the best way to solve the question from triangles of class 10th chapter of exercise 6.5 of ncert ...Read more

0

SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.(x) (1+tan2A/1+cot2A) = (1-tan A/1-cot A)2 = tan2A. Q.5(10)

0

What is the best way to find the ncert class 10 question of trigonometry in a simplest and easiest way ...Read more

0

SonuNewbie

Asked: July 19, 2021In: NCERT Class 10th Maths

Prove the following identities, where the angles involved are acute angles for which the expressions are defined(ix) (cosec A – sin A)(sec A – cos A) = 1/(tan A+cotA) [Hint : Simplify LHS and RHS separately]. Q.5(9)

0

Find the best way to solve this tricky question of ncert class 10 of trigonometry please help me to find ...Read more

Discy Latest Questions