Vocabulary
What is it called when two opposite lines never touch?
Parallel Lines
What place value is the 3 in? 1.234
Hundreths
What is it called when the numerator is larger than the denominator?
Improper Fraction
X=100
Simplify 80/100
4/5
A whole number with a fraction attatched to it is called what?
Mixed Number
Convert 1.25 into a fraction and percent
1 1/4 and 125%
How do you convert a mixed number into an improper fraction?
Multiply your denominator by your whole number, add the numerator, keep the denominator the same
How does a generic rectangle represent finding area?
Generic rectangles represent multiplying base times height which is how we find area of a rectangle
90
This shape has 4 sides with at least one pair of opposite sides
Trapezoid
-16.50+25.75
9.25
What is 3/7 of 6/8? Simplify
9/28
If a square has 1 side length of 7, what is the area and perimeter?
Area = 49 units squared
Perimeter= 28 units
Ryan gets paid $15 for every hour he works. If we works 6.5 hours, how much money did he earn?
$97.5
A quadrilateral with 2 pairs of opposite sides
Parallelogram
What is 4.25*4.50?
16.875
Convert 17/25 into a decimal and a percent
0.68 and 68%
List the area formula for the following shapes (rectangle, parallelogram, triangle, trapezoid)
Rectangle= b*h
Parallelogram= b*h
Triangle= b*h*1/2 or b*h/2
Trapezoid= 1/2(b1+b2)*h
A trapezoid has a height of 8, a base of 14, and another base of 6. What is the area?
80 units squared
The term to shrink a number but keep in equivalent
Simplify
Multiply 5.4*2 and 3/4
594/40 or 14 and 34/40
Order from least to greatest (1/2, 4/5, 83/100, 17/20, 1/1000)
1/1000, 1/2, 4/5, 83/100, 17/20)
Why do we use the formula 1/2*b*h to solve the area of a triangle?
We use the formula b*h to solve the area of a square. A square is made up of 2 triangles, so by taking half the area of a square we get the area of a triangle.
If a shirt costs $50 but is 25% off, how much do you pay?
$37.5