NCERT Solutions Class 10 Maths Chapter 6
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NCERT Solutions Class 10 Maths Chapter 6 Triangles
Page No: 143 Exercise 6. The chapter has 9 theorems in total and is an important chapter of Unit 3, Geometry that holds a total weightage of 15 marks in the final examination. Question 3: Find out whether the quadrilaterals that are given below are similar. Video Solution Answer: We know that equilateral triangles have all its angles as 60º and all its sides of the same length. Squaring the lengths of these sides, we will get 2500, 6400, and 10000. Get 100 percent accurate for Class 10 Maths Chapter 6 Triangles solved by expert Maths teachers.
NCERT Solutions for Class 10 Maths (with Videos)
The topics and sub-topics in Chapter 6 Triangles are given below, Ex 6. Question 2: Give two different examples of pair of i similar figures. So, its length is 13 cm. Concept Wise the Teachoo's टीचू way of doing the chapter. Therefore, it is a right triangle. Values with proofs of the trigonometric ratios of 30 o, 45 o and 60 o.
CBSE NCERT Solution for Class 10
Therefore, the given triangle is not satisfying Pythagoras theorem. Two figures having the same shape and not necessarily the same size are called similar figures. Statement and simple problems on division algorithm for polynomials with real coefficients. New concepts, exercises, theorems, and problems are explained in a very creative manner with the help of pictures, relation with the lessons of the previous grades and daily life examples that make learning a fun-filled experience. Problems with the combination of not more than two different solids be taken.
NCERT Solutions for Class 10 Maths : Chapter 6
Determine which of them are right triangles? 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. Two triangles or any polygons of the same number of sides are similar, if i their corresponding angles are equal and ii their corresponding sides are in the same ratio or proportion. Q6 : Prove that the sum of the squares of the sides of rhombus is equal to the sum of the squares of its diagonals. Squaring the lengths of these sides, we will obtain 9, 64, and 36. Complete and a brief description about triangles, , theorems and the facts related to this chapter are given below. The relationship between discriminant and the nature of roots.
NCERT Solutions Class 10 Maths Chapter 6
Video Solution Answer: If two triangles are similar to each other, then the ratio of the areas of these triangles will be equal to the square of the ratio of the corresponding sides of these triangles. Similarity of geometric figures is an important concept of Euclidean geometry. Therefore, the length of the hypotenuse of this triangle is 25 cm. Problems involving converting one type of metallic solid into another and other mixed problems. Question 9: Sides of two similar triangles are in the ratio 4 : 9.
NCERT Solutions for Class 10 Maths Chapter 6 Triangles All Exercises
Assuming that her string from the tip of her rod to the fly is taut, how much string does she have out see Fig. In fact, all these heights and distances have been found out using the idea of indirect measurements, which is based on the principle of similarity of figures see Example 7, Q. Proof of their existence well defined ; motivate the ratios whichever are defined at 0 o and 90 o. How far apart will be the two planes after 1½ hours? In case of a right triangle, write the length of its hypotenuse. Two equilateral triangles with sides 1 cm and 2 cm are given below: Two squares with sides 1 cm and 2 cm are given below: ii non-similar figures. Video Solution Answer: i It is given that the sides of the triangle are 7 cm, 24 cm, and 25 cm. How far apart will be the two planes after hours? Hence, it is not a right-angled triangle.
CBSE NCERT Solution for Class 10
These topics are especially in regards to geometry and the different shapes along with a set of different problems available. Q9 : 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. Therefore, the given triangle is not satisfying Pythagoras theorem. Since all of them do not have the same radius, they are not congruent to each other. He is believed to have found the heights of the pyramids in Egypt, using shadows and principle of similar triangles. Using Converse of basic proportionality theorem, prove that the line joining the mid-points of any two sides of a triangle is parallel to the third side. Therefore, the length of the hypotenuse of this triangle is 13 cm.
NCERT Solutions for Class 10 Maths : Chapter 6
How far apart will be the two planes after hours? Creating question papers online with your own name and logo takes less than 2 minutes. Therefore, the length of the hypotenuse of this triangle is 25 cm. Squaring the lengths of these sides, we will obtain 169, 144, and 25. Therefore, the length of each altitude will be. A: Similar figures B: Non-similar figures Solution: A: Two ten dollar notes and two ten cent coins. If the distance between the feet of the poles is 12 m, find the distance between their tops.
NCERT Solutions Class 10 Maths Chapter 6 Triangles
Hence, the ratio between the areas of these triangles will be equal to the square of the ratio between the sides of these triangles. Areas of these triangles are in the ratio A 2 : 3 B 4 : 9 C 81 : 16 D 16 : 81 Answer : If two triangles are similar to each other, then the ratio of the areas of these triangles will be equal to the square of the ratio of the corresponding sides of these triangles. Question 7: Using Theorem 6. If you want to study the chapter for the first time, or revise - Click on Concept Wise. She pulls the string at the rate of 5 cm per second.
Chapter 6 Class 10 Triangles
Plane figures involving triangles, simple quadrilaterals and circle should be taken. In case of a right triangle, write the length of its hypotenuse. Q6 : Prove that the ratio of the areas of two similar triangles is equal to the square of the ratio of their corresponding medians. In each chapter, there are two division - Serial Order Wise, and Concept Wise. It will help the students to enhance their knowledge about the chapter triangles and the mathematician involved.