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[4] Complete each of the following:
1] The angle is…………………………………………………………….
The Mathematics Department
Stage : 1st Prep
Date : /
/
1st Term
Mid – Year
Practice Sheet
2] The measure of the straight angle is …………….and the measure of
the zero angle is ……………..
[1] Write the type of the following angles:
3] The measure of the right angle is ………………
1] 32 °
2] 90°
3] 110°
4] 180°
4] The acute angle is the angle whose measure is less than ……..and
more than…….
5] 250°
6] 192
7] 180
1
°
4
8] 159
1
°
2
5] The measure of the angle which is equivalent to two right angles
=…….and it’s called………
3
°
8
6] If m ( A) = 70°, then m (reflex  A) = ………………..
7] The sum of two complementary angles equals ………  while the
sum of two supplementary angles equals ……… 
9] 330°
[2] Write the measure of the angles which complements the
following angles:
1
1] 45°
2] 60 °
2
3
3] 25 °
4] 89°
4
1
1
5] 53 °
6] 22 °
4
2
7] 90°
8] zero
8] The two adjacent angles have common ……………. and ………….such
that ………………….. are in two different sides of the common side.
9] The acute angle complements an ……. angle and supplements an
……… angle.
10] The angle whose measure is 50 complements the angle of
measure ………………. and supplements the angle of measure ……… 
11] The angle of measure …………  complements the angle of
measure 53° and supplements the angle of measure …… 
12] The right angle complements a ……. angle and supplements a ……
angle.
[3] Write the measure of the angles which supplements the
following angles:
1
1] 27°
2] 92 °
2
1
3] 152 °
4] 141 °
4
2
5] 180°
6] 10 °
5
7] 0°
13] The zero angle complements a ……. angle and supplements a
……… angle.
14] If the measure of the angle is equal to the measure of its
supplementary, then the measure of the angle is …………………..
15] The sum of measures of accumulative angles at a point equals
……….
8] 90°
1
16] If two straight lines intersect, then every two opposite angles
are………..
A
B
17] If two adjacent angles are supplementary, then their outer sides
are ……………………………
B
D
C
18] The two outer sides of two adjacent angles are perpendicular
then they are ……………………..
80°
E
130°
105°
F
M
45°
A
C
19] The sum of the measure of accumulative angles at a point is
………….
D
m(BEC) = ………°
20] If AB ≡ CD , then AB = ……
22] The two triangles are congruent if two sides and ………………… are
congruent with their corresponding elements in the other triangle.
A
D
m(DAC) = …………°
43°
34°
58°
A
m(DBC) =…………°
6] If A complements B and A complements C , then B and C
are two ……………….. angles
i) complementary
ii) equal
iii) supplementary
iv) their sum is 360 .
E
D
75°
B
m(Reflex BMC) = ………°
5] If the measure of an angle is equal to that of its supplementary, then
the measure of the angle is …………………
i) 45
ii) 90
iii) 180
iv) 360
F
C
C
4] The measure of a reflex angle is more than 180 and less then …………
i) 0
ii) 90
iii) 200
iv) 360
[5] Find the measure of each of the following shapes:
C
*
3] The angle of measure 38 supplements to an angle of measure …………
i) 140
ii) 138
iii) 52
iv) 142
24] Two triangles are congruent if the measures of two angles and
………………….…………………………………………………
135°
B
2] A and B are two supplementary angles, A is an acute, then B is
……….
i) acute
ii) obtuse
iii) right
iv) straight
23] Two right-angled triangles are congruent if ……………. and ………..
in one triangle are congruent to the corresponding parts in the
other.
E
011°
[6] Choose the correct answer:
1] The angle of measure 35 complements the angle of measure …………
i) 155
ii) 145
iii) 55
iv) 45
21] IfA ≡ B, then m(A) = …….
D
*
B
m(BAD) =…………°
C
B
A
m(FBE) =…………°
2
A
[7] In the opposite figure
FB bisects  AFC.
D
FD bisects CFE, m(AFB) = 35°.
Complete:
1) m(AFE) = …………..°
B

 F 
2) m(BFC) = ………….°
3) m(AFC) = …………...°
[11] In the given figure:
AC bisects each of  DAB and 
DCB , m(D)= 100° and DC = 6 cm
1] Prove that ∆ ABC ≡ ∆ADC
C
2] Find: m( B)
C
E
D
6cm
100°
о
о
3] Find: the length of BC
m(AFB) = 30°, m(BFC) = 80°,
A
B
[12] In the opposite figure:
AB = DC and m (ABC) = m (DCB) = 90º.
Complete each of the following:
1] Prove that: ∆ ABC ≡ ∆ DCB
2] Write the result of congruency
B
C
A
m(CFD) = 113° and m(DFE) = 90°
80°
Find: m(AFE)
30°
113° F ▄
A
■B
\\
C
E
[13] In the opposite figure:
B
75
AD ∩ BC = {E}, m(B) = 75°, m(A) = 25°,
AE = ED , BE = EC and m(CED) = 80°
Find by steps:
m (D)
D
A
6.5cm
70°
10cm
\\
D
B
5] m(BCX) = …………
A
**
AB = AC, AD bisect (CAB),
mDAC = 25°, mC = 30°
1] Prove that:  ABD≡  ACD
2] Find m (  BAD)
25°
\\
//
D
B
30°
C
3
\\
D
A
\\
E
/
D
[9] In the opposite figure:
If the figure ABCD ≡ the figure YXCD
Complete the following:
110°
1] XY = ……….cm
C
2] YD = ………cm
X
3] m( Y) = ………°
4] The common side between the two polygons is ……….
■
25
/
Y
[10] In the given figure:
A
35°
4) m(DFE) = m(………..) = ………..°
[8] In the opposite figure:
*
*
C