math quiz 5th grade

What are your counting numbers (1,2,3..)?

• Rational Numbers

• Whole Numbers

• Natural Numbers

• Irrational Numbers

Whole numbers are natural numbers together with "zero."

• true

• false

• i don't know

• other

Zero is a ___________

• whole number

• neutral number

• neutral and whole number

• zero

When we add two natural numbers we always get

• another natural number

• an odd number

• an even number

• math error

Which if the following sets is the set of natural numbers

• {0, 1, 2, 3, 4, 5.………}

• {1, 2, 3, 4, 5 …………}

• {1, 2, 3, 4, 5}

• {}

What is the formula for area of a triangle?

• A = b x h

  ​

•  $A=\frac{B\times H}{2}$  
  

• A = b + h

• A = b - h

What is the area of this triangle?

• 6 $cm^2$

• 6 Cm

• 12 Cm

• 12 $cm^2$

Find the area of a triangle with:

b: 14 cm

h: 23 cm

• 322 cm²

• 161 cm³

• 161 cm²

• 322 cm³

Which one is natural number?

• $\phi$

• 0.5

• $\frac{1}{5}$

• 3

Which one is counting number?

• 0

• 34.56

• 0.5

• 156