Will the measure of \(\angle ABC\) and \(\angle CBD\) make the measure of \(\angle ABD\)  in figure.

3

(a)

Which points in figure, appear to be mid-point of the line segments? When you locate a mid-point, name the two equal line segments formed by it.

3

(a)

Is it possible for the same, angle to have two different measures?

3

(a)

Using the information given, name the right angles in each part of figure.
BA 丄 BD 

3

(a)

Using the information given, name the right angles in each part of figure.
RS 丄 RW 

3

(a)

Convert the following angles of degrees into fractional right angle 10⁰.

3

(a)

Convert the following into degree.
\(\frac { 2 }{ 9 } \) right angle

3

(a)

How many maximum number of equilateral triangles can you make from.
9 matchsticks

3

(a)

State the type of angle formed between the following direction clockwise.

North and South.

3

(a)

Write faces edges and corners in a square pyramid.

3

(a)

Write the revolution for each figure.

3

(a)

Write the revolution for each figure.

3

(a)

Give some examples of three dimensional shapes. Which you see in your day-to-day life.

3

(a)

Find the number of equilateral triangles in a tetrahedron.

3

(a)

Do you think it is possible to sketch
(a) an obtuse angled equilateral triangle?
(b) a right angled equilateral triangle
(c) a triangle with two right angles?
Think, discuss and write your conclusions.

3

(a)