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Page 1: 1 line&angle
Page 2: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

LINE AND ANGLES

Transversal Corresponding Angles Alternate Angles Interior Angles

Page 3: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

TRANSVERSAL Transversal is a line that intersects two

or more parallel lines.

P

Q

PQ is a transversal line

Page 4: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

OPPOSITE ANGLES

WHAT IS THE MEANING OF OPPOSITE?

Page 5: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

CORRESPONDING ANGLES Corresponding angles can be identified

by the F-shape.

angle a = angle d

b

f de

c aFind other 2 pairsi. Angle ___________ = Angle __________

ii. Angle ___________ = Angle __________

Page 6: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

ALTERNATE ANGLES Alternate angles can be identified by

the Z-shape.

angle a = angle e

b

f de

c aFind other pairi. Angle ____ = Angle ________

g

Page 7: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

INTERIOR ANGLES Interior angles can be identified by the

U-shape or П-shape.

angle a + angle g = 1800

b

f de

c a

g

Find other pairi. Angle ____ + Angle ________ = 180

Page 8: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

EXERCISE

x0

1200

1.

x0

980

2.630

x0

3.

470

x0

4.

1290

x0

5.

340

x0

6.

760

Page 9: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

EXERCISE7.

370

440

x0370

440

X0 = 370 + 440

X0 = 810

Page 10: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

EXERCISE

8. 420

860

x0

9. 550

490

x0

10. 380

x0

2830

11. 1250

1650

x0

12. 1220

1050

x0

13. 1200

1300

x0

Page 11: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

EXERCISE

14.x0

141

35

15.

x0

135

10016. 140

270

x0

17.

30

70

x0

110

x

75

18.

Page 12: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023

EXERCISE

Page 9 , Exercise 1.1D No. 3 Page 11, Exercise Subjective

Questions No. 2

Page 13: 1 line&angle

Mr.Airil Ahmad

Thursday, April 13, 2023