Area 1
What is the formula for a rectangle?
A= length x width
What is the area of a rectangle with the length of 5 and width of 10?
50
50.24
What is the line across a circle going through the center called
What is the diameter
Percent means per what number?
100
What is 10% of 80?
8
What is the formula for a parallelogram?
A= base x height
What is the area of a parallelogram with a base of 10 and a height of 10 and side length of 12?
120
Bonus
Where did Mr. Bush graduate college? 500 point question
What is the line from the center of a circle to a point on the circle called?
radius
How do I turn a decimal to a percent?
Move the decimal two places to the right.
50 is what percent of 200?
25%
What is the formula for a triangle?
1/2 times base times height
What is the area of triangle with a base of 7 and a height of 8?
28
Is the area of an object and it's perimeter the same thing?
No, area is the amount an object covers and perimeter is the distance around an object.
How do you derive the radius when you are given the diameter of a circle?
You divide the diameter by two or you half it.
Can you write a percent as a fraction and a decimal? True or False
True
What is 75% of 60
45
What is the formula for a trapezoid?
1/2 times ( base 1 plus base 2) times the height.
What is area of a trapezoid with a base of 9, another base of 11, a side length of 11 and a height of 10?
100
Name three combinations of lengths and widths that a rectangle could have for an area of 24
2 times 12, 3 times 8, 4 times 6,
What is the formula for the area of a circle?
pi times the radius squared, or pi times the radius times the radius.
An improper fraction is a percent that is more than what percentage?
100
What is the fraction for 0.3?
3/10
How many degrees is a straight line
180
What is the length of a rectangle with the height of 20 and total area of 440?
22
What do you call the area of two or more shapes added together?
Compound or Composite Area
What is the formula for Circumference of a circle when you are given the radius?
C= 2 times pi times the radius.
What is 1.17 as a percent?
117%
What is the decimal for 5/100?
0.05
What is the formula for a semi-circle?
1/2 times base times height divided by two.
11
Which of the following is an example of area? A) a rug that is in the middle of your living room. B) The amount of space you paint on a wall
Both
What is the formula for the Circumference of a circle when the diameter is given?
C= pi times the diameter.
How do you tell if two ratios are proportional?
cross multiply, if the 2 products are equal, they are proportional
What is 22% of 88, rounded to the nearest whole number?
19