The curved surface area of a right circular cone of height 15cm and base diameter 16 cm is…………………………. (a) 60πcm2(b) 68πcm2(c) 120πcm2(d) 136πcm2

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?