ABCD is a square. Length 12 unit is perpendicular to 3 unit segment which is perpendicular to 9 unit segment. Find the area of square. Is it possible?

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?