Angles And Parallel Lines Worksheet With Answers Page 27

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27 
 
8) Calculate the sizes of the six angles indicated in the figure.
Answers:
1) t and ℓ
intersected by ℓ
and ℓ
.
3
1
2
2) a) alternate interior angles b) corresponding angles c) exterior angles on the same side
of the transversal d) interior angles on the same side of the transversal
3) a)
6 b)
3 c)
3 d)
3
4) a)
7, using lines ℓ3 and ℓ4 with transversal ℓ1.
3, using lines ℓ1 and ℓ2 with
transversal ℓ3. b)
4, using lines ℓ3 and ℓ4 with transversal ℓ2. c)
10, using lines ℓ3 and
ℓ4 with transversal ℓ2. d)
5, using lines ℓ3 and ℓ4 with transversal ℓ2.
7, using lines ℓ1
and ℓ2 with transversal ℓ4.
5) a)
3 and
5;
2 and
8 b)
1 and
5;
2 and
6;
3 and
7;
4 and
8
c)
2 and
5;
3 and
8
6) ∠3 and ∠5; ∠4 and ∠6
7)
1 = 95°
2 =85°
3 = 95°
4 = 68°
5 = 112°
6 = 68°; 85° +
3 +
4 +
5 = 360°
8)
1 = 60°
2 = 120°
3 = 60°
4 = 110°
5 = 70°
6 = 110°
Math 10 Workplace
Marsh

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