Lines and angles

Question 3: In Fig. 6.41, if AB || DE, ∠BAC = 35° and ∠CDE = 53°, find ∠DCE. Question 2 Question 4

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Question 2: In Fig. 6.40, ∠X = 62°, ∠XYZ = 54°. If YO and ZO are the bisectors of ∠XYZ and ∠XYZ respectively of △XYZ, find ∠OZY and ∠YOZ. Question 1 Question 3

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Question 1: In Fig. 6.39, sides QP and RQ of PQR are produced to points S and T respectively. If ∠SPR = 135° and ∠PQT = 110°, find ∠PRQ. Ex: 6.2 | Question 6 Question 2

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Question 6: In Fig. 6.33, PQ and RS are two mirrors placed parallel to each other. An incident ray AB strikes the mirror PQ at B, the reflected ray moves along the path BC and strikes the mirror RS at…

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Question 5: In Fig. 6.32, if AB || CD, ∠APQ=50° and ∠PRD = 127°, find x and y. Question 4 Question 6

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Question 4: In Fig. 6.31, if PQ || ST, ∠PQR = 110° and ∠RST = 130°, find ∠QRS.[Hint : Draw a line parallel to ST through point R.] Question 3 Question 5

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Question 3: In Fig. 6.30, if AB || CD, EF ⊥ CD and ∠GED = 126°, find ∠AGE, ∠GEF and ∠FGE. Question 2 Question 4

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Question 2: In Fig. 6.29, if AB || CD, CD || EF and y:z=3:7, find x. Question 1 Question 3

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Question 1: In Fig. 6.28, find the values of x and y and then show that AB || CD. Ex: 6.1 | Question 6 Question 2

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Question 6: It is given that ∠XYZ = 64° and XY is produced to point P. Draw a figure from the given information. If ray YQ bisects ∠ZYP, find ∠XYQ and reflex ∠QYP. Question 5 Ex: 6.2 | Question 1

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