pbs maths f1 chapter 9

Name: _________________________ Form 1 P

Tajuk SP KBSM DSP Cadangan Kaedah Pentaksiran Tarikh

Lines and Angles 9 B1D4E1 Bertulis

DSP : B1D4E1Mengenalpasti sudut tirus, sudut tegak, sudut cakah, dan sudut refleks.

1. Identify whether the following angles is a right angle, an acute angle, an obtuse angle or a reflex angle:

2. On the diagram below, draw and marked the angles:

a) acute angle b) right angle

c) obtuse angle d) reflex angle

SMKD/Yong PBS 2012/9

T

S

R

P Q

EA

C

D

B

Name: _________________________ Form 1 P



DSP : B2D9E1Menandakan dan melabelkan sudut

1. Marked the angles form by the following lines:

2. In the diagram, PRS is a straight line. Marked and labeled the given angles on the diagram. ˰

(a) ∠q (b) QRS

(c) ∠PRQ (d) ∠TRS

3. For each of the angles below, name the angle given by using three different methods:


Name: _________________________ Form 1 P



DSP : B2D9E2Menentukan ciri-ciri:

a)garis selari b)garis serenjangc)garis bersilang

1. State whether the lines in each of the following pairs of straight line are parallel or not.

a) b) c) d)

2. Draw a line to intersect the following lines:

a) b) c)

3. Using a protractor, determine whether the following pairs of lines are perpendicular to each other.

a) b) c) d)


Name: _________________________ Form 1 P



DSP : B2D9E3Menyatakan sudut yang dibentuk oleh garis serenjang ialah 90˚.

1. For each of the following pairs of perpendicular lines, write down the values of the angles.

a) b)

m

c)

∠ ABC =

∠ ABD = ∠m =

∠PQA =

2. For each of the following pairs of perpendicular lines, write down the values of the angles.

a) A perpendicular line is a line that makes an angle of __________ with another line.

b) Another name used to represent 900 is ___________________________.

c) Denote the angle 900 on the diagram below:


Name: _________________________ Form 1 P



DSP : B3D6E1a) Mengukur sudut menggunakan protraktor b) Melukis sudut menggunakan protraktorc) Mengenal, membanding dan mengkelas sudut tirus, sudut tegak, sudut cakah dan sudut refleks.

1. State the size of the following angles:

2. Measure each of the following angles in the figure.

3. Determine whether each of the following angles is a right angle, an acute angle, an obtuse angle or a reflex angle:

46°178° 90° 185° 99° 201° 30° 190° 350° 75° 120°

Acute angle Obtuse angle Right angle Reflex angle


Name: _________________________ Form 1 P



DSP : B3D6E2Menentukan:a) ciri-ciri sudut bertentangan bucu, penggenap dan pelengkapb) nilai sudut pada satu garis yang telah diberi sudut bersebelahannya

1. Write the vertically opposite angle of the following angles:

∠1 =

∠5 = ∠ x =

∠ y =

∠ z = ∠ x =

∠ y =

2. State whether the following statements are true or false:(a) 82° is the complement 98° ( ) (e) 82° is the complement 8° ( )

(b) 82° is the supplement 98° ( ) (f) 23° is the complement 67° ( )

(c) 23° is the supplement 157° ( ) (g) x + y = supplementary angle. ( )

(d) (a + b) is complementary angle. ( )

3. Find the value of the following angles:


x112°

Name: _________________________ Form 1 P



DSP : B4D6E1 Melukis sudut tirus, sudut tegak, sudut cakah dan sudut refleks menggunakan protraktor.

Draw and labelled each of the following angles using a protractor, a ruler and a pencil.

a) ∠ ABC = 30° b) ∠ JKL = 72°

c) ∠a = 90° d) ) ∠m = 120°

˰ (e) QRS = 45°

˰ (f) XYZ = 155°


aP

S

R

U T

Q

e

dc

f

bO

Name: _________________________ Form 1 P



DSP : B4D6E2 Menentukan :

a) sudut-sudut pada garis lurus sama dengan 180˚.b) satu pusingan lengkap ialah 360˚.

1. In diagram 1 below, POS and QOT are straight lines. Without using a protractor, determine whether each of the following sums of angles is 180o

2. In

each of the following figures, find the value of x.

a)

120∘ x

b) c)


35° x10° 40°

x

a ) d + e +f ( )

b ) b + c + d ( )

c ) a + f + e ( )

d ) a + b + c ( )

e ) a + b + c + d + e +f

=Diagram 1

d)

x

125∘

e)

x

310∘

f)

118∘ x

65∘ 115∘

Name: _________________________ Form 1 P



DSP : B4D6E3 Menyelesaikan masalah melibatkan sudut yang dibentuk oleh garis bersilang.

1) 2)

3) 4)

5) 6)

7) 8)


a

b

9) 10)


pbs maths f1 chapter 9

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