Questions Archive - Page 27 of 363

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AnilSinghBoraGuru

Asked: August 19, 2021In: NCERT Class 9th Maths

Find the area of a triangle two sides of which are 18 cm and 10 cm and the perimeter is 42cm. Q.4

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How i solve the question of class 9th ncert math of Heron’s Formula chapter of exercise 12.1 of question no ...Read more

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AnilSinghBoraGuru

Asked: August 19, 2021In: NCERT Class 9th Maths

There is a slide in a park. One of its side walls has been painted in some colour with a message “KEEP THE PARK GREEN AND CLEAN” (see Fig. 12.10 ). If the sides of the wall are 15 m, 11 m and 6 m, find the area painted in colour. Q.3

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Hello sir i want to know the best solution of the question from exercise 12.1 of math of Heron’s Formula ...Read more

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AnilSinghBoraGuru

Asked: August 19, 2021In: NCERT Class 9th Maths

The triangular side walls of a flyover have been used for advertisements. The sides of the walls are 122 m, 22 m and 120 m (see Fig. 12.9). The advertisements yield an earning of ₹5000 per m2 per year. A company hired one of its walls for 3 months. How much rent did it pay? Q.2

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I want to know the best answer of the question from Heron’s Formula chapter of class 9th ncert math. The ...Read more

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AnilSinghBoraGuru

Asked: August 19, 2021In: NCERT Class 9th Maths

A traffic signal board, indicating ‘SCHOOL AHEAD’, is an equilateral triangle with side ‘a’. Find the area of the signal board, using Heron’s formula. If its perimeter is 180 cm, what will be the area of the signal board? Q.1

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What is the best way for solving the question from class 9th ncert math of Heron’s Formula chapter of Ncert ...Read more

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AAREKHGuru

Asked: August 19, 2021In: CBSE

In a ∆ABC, AD is the bisector of ∠A, meeting side BC at D.If BD = 2 cm, AB = 5 cm and DC = 3 cm, find AC

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Question drawn from very renowned book RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3Read more

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AAREKHGuru

Asked: August 19, 2021In: CBSE

In a ∆ABC, AD is the bisector of ∠A, meeting side BC at D. If BD = 2.5 cm, AB = 5 cm and AC = 4.2 cm, find DC

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Question taken from RD sharma Class 10th Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3 This is very basic ...Read more

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deepaksoniGuru

Asked: August 18, 2021In: CBSE

If D and E are the points on sides AB and AC respectively of a ΔABC such that DE ∥ BC and BD = CE. Prove that ΔABC is isosceles.

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.2 This is very ...Read more

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deepaksoniGuru

Asked: August 18, 2021In: CBSE

In three-line segments OA, OB, and OC, points L, M, N respectively are so chosen that LM ∥ AB and MN ∥ BC but neither of L, M, and N nor A, B, C are collinear. Show that LN ∥ AC.

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Question drawn from very renowned book RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.2Read more

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deepaksoniGuru

Asked: August 18, 2021In: CBSE

M and N are the points on the sides PQ and PR respectively, of a ΔPQR. For each of the following cases, state whether MN ∥ QR. (i) PM = 4 cm, QM = 4.5 cm, PN = 4 cm, NR = 4.5 cm. (ii) PQ = 1.28 cm, PR = 2.56 cm, PM = 0.16 cm, PN = 0.32 cm.

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Question extracted from RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.2 This is very ...Read more

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deepaksoniGuru

Asked: August 18, 2021In: CBSE

In a ΔABC, D and E are points on AB and AC respectively, such that DE ∥ BC. If AD = 2.4 cm, AE = 3.2 cm, DE = 2 cm and BC = 5 cm. Find BD and CE.

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Question taken from RD sharma Class 10th Chapter no. 4 Chapter name:- Triangles Exercise :- 4.2 This is very basic ...Read more

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