Math

What formula is used to find the area of a circle? 

• l × w
• l × w × h
• ∏ × r²
• ½B × h

46 +35 = _______ tens and _________ones

• 7 tens and 11 ones

• 7 tens and 1 one

• 8 tens and 1 one

• 8 tens and 11 ones

Which expressions are true?

• 6 x 4 = (3x4) + (3x4)

• 9 x 4 = 4 x 9

• 9 x 5 = (9x2) + (9x2)

• 2 (8+2) = 4 x 5

• A
• B
• C
• D

• A
• B
• C
• D

• 27

• 31

• 32

• 45

• 17

• 24

• 12

• 21

Who is this?

• Ralph 
• mike w 
• sully 

Which system of inequality is shown?

• y ≥ -x - 1
  y < x + 4
• y > -x - 1 
  y ≥ x + 4

How many sides does an octagon have?

• 7
• 9
• 8
• 10