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3. Triangles
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Q3 of 45 Page 47

Draw a sketch of a pair of similar triangles. Label them. Show their corresponding angles by the same signs. Show the lengths of corresponding sides by numbers in proportion.


ΔABC ∼ ΔXYZ


Corresponding Angles


∠A = ∠X


∠B = ∠Y


∠C = ∠Z


Corresponding Sides in proportion



More from this chapter

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1

If ΔXYZ ∼ ΔLMN write the corresponding angles of the two triangles and also write the ratios of corresponding sides.

2

In In ΔXYZ, XY = 4 cm, YZ = 6 cm, XZ = 5 cm, If ΔXYZ ∼ ΔPQR and PQ = 8 cm then find the lengths of remaining sides of ΔPQR.

1

Choose the correct alternative answer for the following questions.

If two sides of a triangle are 5 cm and 1.5 cm, the length of its third side cannot be ………..

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Choose the correct alternative answer for the following questions.

In ΔPQR, If ∠R > ∠Q then ………….

Questions · 45
3. Triangles
1 2 3 4 5 6 7 8 9 10 1 1 1 1 2 2 3 4 5 6 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 1 1 1 2 3 4 5 6 7 8
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