An umbrella is made by stitching 12 triangular pieces of cloth. Each piece measures 50cm, 20cm and 50cm, find the area of the cloth used in it.A. 24006–√cm2 B. 22003–√cm2 C. 12006–√cm2 D. 10006–√cm2

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?