The difference between circumference and diameter of a circle is 15 m. What is the area of the circle? A. 25m2 B. 65m2 C. 38.5m2 D.None of these

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?