Area Formulas & BONUS
Division or mixed fractions
Find the area or multiply with a decimal
Powers
What do you remember?
100
Area for formula of a parallelogram ?
A= bh or Area = Base times height
100
Simplify mixed 1 1/4 as an improper fraction or decimal
(if you choose decimal, remember to divide with the 3 column division method to help you)
5/4 as an improper fraction
or 1.25 as a decimal
100
Find the area of a parallelogram
36cm2
or 20cm2
100
What is 02
0, because 0x0=0
100
What Does it mean to DECOMPOSE a shape?
Break it down
200
What is the formula for area of a rectangle ?
A= L x W or Area = Length times Width
200
simplify this mixed fraction : 2 2/3
8/3 as a fraction
or 2.66 as a decimal
200
Find the area of the rectangle
12in2 or 12 inches squared
200
What is 12
1, because 1x1=1
200
How do you find half of any number ?
Divide the number by 2
300
What is the formula for area of a trapezoid?
A= 1/2 (b1 + b2) x h
300
100/5
Hint : What number x 5 gives me 100 ?
20
300
Find the area of this trapezoid
60cm2
300
What is 42
16
300
Name 5 Quadrilaterals
Square, Rectangle, Parallelogram,Trapezoid, rhombus or kite
400
What is the formula for area of a triangle?
A= 1/2 x b x h
400
simplify this mixed fraction as a fraction, improper fraction or decimal : 3 4/6
you might get 22/6 but it can be simplified to
11/3 as a fraction
OR 3.66 as a decimal
(if you got 22/6, you were supposed to divide both #s by a common multiple) which in this case is 2
400
multiply 13.5 x 5
67.5
400
What is 102
100
400
If I had a pizza pie (8 slices) & I gave kaitlyn, Isabel, Nestor, and Malachi 1 slice EACH, how much pie does Ms. Allen have left? Answer Has to be given as a FRACTION
1/2
500
What is the formula for area of a rhombus?
1/2 x d1 x d2
500
Don't answer out loud. Write down what are the schools 3 Ws
Hint : Think back to what Mr.Johnson always asks you , in order to win dress down days
What are we learning ?
Why are we learning this?
Where is this leading?
500
20.4 x 6
122.4
500
What is 122
144, because 12 x 12 = 144
500
Solve/simplify the example then tell me, What are the two steps to simplify a mixed fraction ?
Example of a mixed fraction : 2 3/5
Step 1 -multiply the denominator/bottom
Step 2 - Add the numerator/top