Square and Square roots

What will be the unit digit of the square of number 20387 ?

• 1

• 9

• 7

• 4

The square of which of the following numbers would be odd numbers .

• 431

• 2826

• 82004

Tags

CCSS.3.OA.D.9

what is the sum of the following 1+3+5+7+9+11+13+15+17+19

• 150

• 50

• 100

How many numbers lie between square of the number 12 and 13 .

• 169

• 144

• 24

Without adding find the sum 1+3+5+7+9+11+13+15+17+19+21+23.

• 100

• 144

• 121

Tags

CCSS.3.OA.D.9

How many numbers lie between squares of the numbers 99 and 100 ?

• 99 x 99

• 2 x 100

• 2 x 99

The square of 35 is

• 1250

• 1225

• 1255

Tags

CCSS.6.EE.A.1

Pythagorean Triplet is

• 2m , m² -1 , m² +1

• 2m , m-1 , m+1

Tags

CCSS.8.G.B.8

The Pythagorean triplet whose one of the member is 6 is

• (3,8,10)

• (6,37,35)

• ( 6,8,10)

Tags

CCSS.8.G.B.8

153 is a perfect square

• yes

• no