ICSE Class 9 Rectilinear Figures MCQ New Pattern

ICSE Class 9 Rectilinear Figures MCQ By Clarify Knowledge

ICSE Class 9 Rectilinear Figures MCQ Table

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ICSE Class 9 Rectilinear Figures MCQ HERE

Every triangle must have atleast twoA.  

Acute angles
B.  

Right angles
C.  

Straight angles
D.  

Obtuse angles

Two angles of an eight sided polygon are 100∘100∘ and 50∘50∘. If the remaining angles are equal to each other; find the magnitude of each of the equal angles.A.  

150∘150∘
B.  

155∘155∘
C.  

160∘160∘
D.  

165∘

In a triangle PQR, the angle bisectors of ∠Q∠Q,∠R∠R meet at O. If ∠P∠P=80∘80∘, the find∠QOR∠QOR.A.  

49∘49∘
B.  

80∘80∘
C.  

130∘130∘
D.  

94∘

The diagonals AC and BD of a rectangle ABCD intersect each other at O. If ∠ABD∠ABD = 30∘30∘, find ∠DOC∠DOC.A.  

120∘120∘
B.  

90∘90∘
C.  

40∘40∘
D.  

70∘

The angles of a rectangle are in the ratio 4: 6: 2: 8. Find each angle of a rectangle.A.  

70⁰, 110⁰, 38⁰, 142⁰
B.  

72⁰, 108⁰, 36⁰, 144⁰
C.  

70⁰, 112⁰, 36⁰, 142⁰
D.  

72⁰, 108⁰, 38⁰, 142⁰

One angle of a six-sided polygon is 100∘100∘ and the other angles are equal. Find the measure of each equal angle.A.  

121∘121∘
B.  

122∘122∘
C.  

124∘124∘
D.  

150∘

The difference between an exterior angle of (m - 1) sided regular polygon and an exterior angle of (m + 2) sided regular polygon is 6∘6∘, find the value of m.A.  

12
B.  

13
C.  

14
D.  

15

Two angles of a six-sided polygon are 80∘80∘and 70∘70∘, the other angles are equal. Find the measure of each equal angle.A.  

145∘145∘
B.  

142.5∘142.5∘
C.  

145.2∘145.2∘
D.  

154∘

The diagonal BD of a parallelogram ABCD bisects angles B and D. Then ABCD will be-A.  

Trapezium
B.  

Rhombus
C.  

Parallelogram
D.  

Square

If a polygon has 5 sides. Find the number of diagonalsA.  

5

10
  

15

20

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