Understanding Elementary Shapes

1.

Multiple Choice

30 sec

1 pt

Name the following angle.

Acute angle

Obtuse angle

Straight angle

Reflex angle

2.

Fill in the Blank

1 min

1 pt

Define a Right angle

3.

Multiple Choice

30 sec

1 pt

Which types of triangle is given in the image?

Equilateral Triangle

Isosceles Triangle

Scalene Triangle

Right Triangle

4.

Draw

3 mins

1 pt

Draw and Label a Complete angle

5.

Multiple Choice

30 sec

1 pt

What is a five sided polygon called?

Triangle

Square

Pentagon

Hexagon

6.

Open Ended

3 mins

1 pt

Describe a polygon.

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7.

Open Ended

3 mins

1 pt

Describe the triangular region

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8.

Fill in the Blank

1 min

1 pt

A straight line that joins the vertex of a triangle with the mid-point of the side opposite to it is called the ___________ of the triangle.

9.

Multiple Choice

30 sec

1 pt

Which of the following is a region bounded by two radii and an arc of a circle?

Chord

Diameter

Sector

Circumference

10.

Multiple Choice

30 sec

1 pt

What are regular polygons?

Polygons with all sides and angles equal

Polygons with all sides equal but angles not equal

Polygons with all angles equal but sides not equal

Polygons with neither sides nor angles equal

11.

Multiple Choice

30 sec

1 pt

What is the sum of the angle of a decagon.

140 degrees

360 degrees

720 degrees

1440 degrees

12.

Multiple Choice

30 sec

1 pt

What are concave quadrilaterals?

Quadrilaterals with all sides equal

Quadrilaterals with one pair of parallel sides

Quadrilaterals with all angles equal

Quadrilaterals with at least one angle greater than 180 degrees

13.

Multiple Choice

30 sec

1 pt

What are diagonals?

Lines that cut through a shape

Lines that connect opposite corners of a shape

Lines that run parallel to the sides of a shape

Lines that intersect at right angles

14.

Open Ended

3 mins

1 pt

Is circle a polygon? Justify your answers

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