NCERT SOLUTIONS CLASS 10 MATHS CHAPTER TRIANGLES … · Using the basic proportionality theorem,...
Transcript of NCERT SOLUTIONS CLASS 10 MATHS CHAPTER TRIANGLES … · Using the basic proportionality theorem,...
Exercise 1
Question 1:
Fill in the blanks
A: All circles are ____ (Similar, Congruent)
Solution: All circles are similar.
B: All squares are ____ (Congruent, similar)
Solution: All squares are similar.
C: All ____ triangles are similar. (Isosceles, equilateral)
Solution: All �uilateral triangles are similar.
D: Two polygons having the same number of sides are similar, if
(i) Their corresponding angles are ___ and
(ii) Their corresponding sides are _____ . (Proportional, equal)
Solution: Two polygons having the same number of sides are similar, if (i) their
corresponding angles are �ual and (ii) their corresponding sides are r;iror;iortional
Question 2:
Give examples for the following, two of each.
A: Similar figures
B: Non-simiiar figures
Solution:
A: Two ten dollar notes and two ten cent coins.
B: One 5 cent coin and 10 cent coin and one 5 dollar note and ten dollar note.
Question 3:
Find out whether the quadrilaterals that are given below are similar.
,�o-p l<• Q
Solution:
Since, the corresponding angles of both the figures are not equal, the figures
given are not similar.
Exercise 2
Question 1:
NCERT SOLUTIONS CLASS 10 MATHS
CHAPTER 6- TRIANGLES EQUILATERAL