A right triangle has angles which measure 30, 60 and 90 degrees. If the perimeter of this triangle is 15+53–√ , then the length of the hypotenuse of this triangle is A) 5 B) 7.5 C) 10 D) 12.5

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?