Thursday, July 30, 2015
Thursday, July 16, 2015
LINES AND ANGLES: MCQ
Class-IX
MCQ (Multiple
Choice Questions):
Q1.
The
complementary angle of 62. a. 117
b.
37
c.
27
d.
17
Q2.
The
supplementary angle of 73 a. 17
b. 107
c.127
d. 287
Q3.
If two complementary angles are in the ratio 7 : 11, then the
angles are a.70
,110
b. 110
,70
c. 45
,
135
d.
25
,
65
Q4.
If
one angle is three times its supplement, then the angles are a. 30
,150
b 35
,
140
c. 45
,
135
d. 22
,
65
Q5.
If
the sum of two adjacent angles is 100
and one of them is 35
,
then the other is a. 70
b. 65
c. 135
d. 145
Q6.
In
the adjoining figure 6 , a ray stands on a line. If x= 30, ,
then y is equal to a. 20
b. 24
c. 25
d. 36
Q7.
In
the adjoining figure 7, rays OP and OQ stand on a
line. If x: y = 2 : 3 then x & y respectively are
a. 84 ,56 b. 56 , 84 c.
20, 80, d. 30 , 20
a. 84 ,56 b. 56
Q8.
In
the adjoining figure 8, the value of x is
a. 35
b 30
c
25
d 18
a. 35
FIG.
6 FIG 7 FIG 8
Q9.
Two
angles measure (70 + 2x
)
and (3x- 15
)
.
If each angle is the supplement of the other then the value of
is
a. 25 o b. 30 o c. 20 o d. 25 o
Q10.
In the adjoining figure 10 value of x is a.18o b. 15 o c. 12 o d. 10 o
Q11.
In
the adjoining figure11, if m || n ,
then ∠4 + ∠7 is equal to
a.
90 b.
120
` c.
150
d. 180
Q12.
In
the adjoining figure 11, if m || n , and∠1 = 50
,
then ∠2 is equal to
a. 130 o b.
120
` c. 50
d. 40
Q13.
In
the adjoining figure 13,
If ∠a : ∠b = 2 : 3, then the measure of ∠h
is
FIG.
10 FIG 11 FIG 13
Q14.
In the adjoining figure14,
AB || CD and AB || EF. The value of x is
a.40
b. 50
c. 60
d.70
Q15.
If
the angles of a triangle are in the ratio 2 : 3 : 7,then the angles of the
triangle are :
a.20
,30
,70
b. 24
, 36
, 84
c.30
,45
,105
d.
30 ,
40
,
70
Q16.
In
the adjoining figure, if AB || DC, then the measure of angle ∠AOC is
a. 70
b.
80
c.
90
d.
100
Q17.
In
the adjoining figure, the value of x is
a.45
b.40
c.
55
d. 30
Q18.
In
the adjoining figure, the value of x is
a. 35
b. 55 o c.45 o d.
35 o
FIG.
16 FIG 17 FIG 18
Q19.
In
the adjoining figure, the measure of ∠AED is
a.
110 b.120
c. 130
d. 140
Q20.
In
the adjoining figure, If QP || RT, then x is equal to
a.75
o b.70 o c. 65 o d. 55 o
Q21. In
the adjoining figure,
then x is equal to
a.51
b. 56
c. 61
d. 66
Q22.
A,
B, C are the three angles of a triangle. If ∠A – ∠B =15
and ∠B – ∠C = 30
,
then angles A, B, C are
a.
80
,
65
35
b.80
,
35
,
65
c. 65
,
80
,
35
d. 35
,
65
80
Q23. DELETED
Q24.
In
the adjoining figure 24, find the values of
and then show that AB || CD.
FIG. 24
Q25.
In
the adjoining figure 25, AB ‖ CD. If ∠APQ = 50
and ∠PRD = 127
, find x and y.
Q26.
In
the adjoining figure 26, AB ‖ CD and EF
CD. If ∠GED = 126
,
find ∠AGE, ∠GEF and ∠FGE.
Q27.
In
the adjoining figure 27, QT ⊥ PR. If ∠SPR = 30
and ∠TQR = 40
,
Find x and y
FIG.
25 FIG26 FIG
27
Q28.
In
the adjoining figure28, if CD ‖
EF, find the value of x.
Q29.
In
the adjoining figure29, find the value of x
Q30.
In the adjoining figure30, PQ ‖ SR. If QP ⊥ SP, then find the
values of x and y
FIG.
28 FIG 29 FIG 30
Q31. In
adjoining
figure31 , lines XY and MN intersect at O. If ∠ POY = 90° and a : b = 2 : 3, find c.
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