Draw a diagram for the following statement and prove the result: In an isosceles triangle, the median joining the vertex (formed by intersection of equal sides) to the midpoint of the opposite side is an altitude.

What are the differences between similar triangles and congruent triangles?

What are Armstrong numbers?

All real numbers are rational numbers.

A) True

B) False

The L.C.M of the smallest 2 digit composite number and the smallest composite number is:

• (a) 12
• (b) 4
• (c) 20
• (d) 44

Are all natural numbers also whole numbers?