What other name can you give to the line of symmetery of : an isosceles traingle?

What other name can you give to the line of symmetery of : a circle?

Give the line (s) of symmetery, find the other hole(s):

What is the other name of Prothallus ?

What is the other name for nutrient cycling?

Solve the following: In a isosceles traingle, the base angles are equal. The vertex angle is 40^o . What are the base angles of the traingle? (Remember, the sum of three angles of a traingel is 180^o ).

What universal set(s) would you propose for each of the following : The set of isosceles triangles.

What is the name given to a line intersecting a circle in two points ?

In the following figures, the mirror line (i.e., the line of symmetry) is given as a dotted line. Complete each figure performing reflection in the dotted (mirror) line. (You might perhaps place a mirror along the dotted line and look into the mirror for the image). Are you able to recall the name of the figure you complete?

Can you draw a triangle which has (c) exactly three line of symmetry? Sketch a rough figure in each case.

What can you say about the motion of the object if its speed-time graph is a straight line parallel to the time axis.