The measure of each interior angle of a regular convex polygon is

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 Multiple Choice QuestionsMultiple Choice Questions

1.

The scale of a map is given as 1:10000. On the map, a forest occupies a rectangular region measuring 10 cm x 100 cm. The actual area of the forest (in cm)

  • 10

  • 1

  • 1000

  • 100


2.

In the figure given below, if <OAB = 40°, then <ACB is equal to

  • 500

  • 400

  • 600

  • 700


3.

O is the centre of circle in following figure. <OCB equals

  • 100

  • 300

  • 200

  • 400


4.

Vertices of quadrilateral ABCD are on circumference of a circle. If AB is diameter of circle and ADC = 130°, then BAC is

  • 500

  • 400

  • 300

  • 200


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5.

The alternate vertices of a regular pentagon are joined to form a star having five vertices. The sum of all five vertical angles of this star will be

  • 1500

  • 1800

  • 2100

  • 5400


6.

In the given figure, both ABCD and PQRS are the parallelograms. The value of 0 will be

  • 500

  • 450

  • 400

  • 300


7.

The sum of the length, breadth and depth of a cuboid is 20 cm and its diagonal is 45 cm. The surface area of cuboid will

  • 320cm2

  • 365cm2

  • 3805cm2

  • 400cm2


8.

The scale of a map is 1 : 3 x106. Two cities are 9 cm apart on the map. The actual distance (in km) between the cities is

  • 180

  • 270

  • 360

  • 135


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9.

In Geometry class of VI grade students, the teacher explained the construction of angles measuring 30°, 60° and 90°, with the help of demonstration of construction and bisector of an angle. Then, she asked the students to construct an angle of 15° and an angle of 45°. This task at this point reflects the teacher's intention to

  • assess the learner's performance in summative assessment

  • give the exposure of experiential learning

  • assess the student's understanding and ability to combine two skills learnt, to accomplish the given task

  • engage every student in some work


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10.

The measure of each interior angle of a regular convex polygon is 156°. The number of sides of the polygon is

  • 10

  • 8

  • 15

  • 12


C.

15

Let the number of sides of the  Polygon be n

Each interior angle = 2n - 4 × 90°n156° = 90°2n - 4n156n = 180n - 360 180n - 156n = 360 24n = 360 n = 36024  n = 15

 


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