What does perimeter mean?
The length around a shape
If a pizza is cut up into 8 pieces, but some of the pieces are different sizes, are they still cut up into eighths? Why or why not?
No, because fractions have to be all the same size.
What is 24 divided by 4?
6
What do you call a 5 sided shape?
A pentagon.
What are the units for area always going to be?
Square something
Square feet, square inches, square meters, etc.
What are the units for perimeter always going to be?
a measurement, like feet, inches, miles, meters, centimeters.
What are 4 fractions that are equal to 1/2?
Answers vary. You can tell if the numerator is 1/2 of the denominator, like 50/100
What is 128 + ____ = 233
105
What is the same between a square and a rhombus?
What is different?
They both have 4 equal sides (and 2 pairs of parallel sides).
A square has 4 right angles, but a rhombus doesn't.
What equation or expression can you use to find the area of a quadrilateral?
l x w
A = _ x _
What equation or expression can you use to find the perimeter of a quadrilateral?
l + l + w + w
s+s+s+s
P = _ + _ + _ + _
Is 10/12 bigger or less than 3/8?
Be ready to explain how you know.
Bigger!
$77
77 dollars
What is the difference between a trapezoid and a rectangle?
A rectangle has 4 right angles, but a trapezoid doesn't.
A rectangle has 2 pairs of equal sides, but a trapezoid has 1.
A rectangle has 2 pairs of parallel sides, but a trapezoid has 1.
What is the area of a rectangle that is 4ft by 7ft?
28 square feet
What is the perimeter of a rectangle that is 4ft by 3ft?
4 + 4 + 3 + 3 = 14ft
What is a fraction that is equivalent to 1/4?
2/8
26
What is a rectangle? Describe 4 things about it.
# of sides, # of pairs of parallel sides, # of right angles, # of pairs of equal sides
1. a quadrilateral (4 sided shape)
2. 2 pairs of parallel sides
3. 4 right angles
4. 2 pairs of equal sides
If the area of a square is 25 square inches, what are the side lengths?
5 inches
If the perimeter of a rectangle is 8 feet, what can the side lengths be?
1 + 1 + 3 + 3 = 8
2 + 2 +2 + 2 = 8
What does 4/1 mean? Draw a picture or explain.
It means 4 wholes. O O O O
What are two different ways to solve 14 x 3?
You can do (10 x 3) + (4x3)
or you can do 14 + 14 + 14
Why is a square considered a VIP shape?