Area
What is the formula for the area of a triangle?
Base times Height divided by Two
What is a ratio?
A ratio is how two things compare to each other. Example: how many girls there are to boys.
Solve for x:
4x=404
x = 101
Write 241 in expanded form.
241 = (2x102) + (4x10) + 1
Solve:
3+4x6-2
25
What is the formula for area of a circle?
Pi times radius squared
Simplify the following ratio:
81:189
3:7
Solve for y:
y+14 = 78
y = 64
Write (1/5)2 in expanded form
(1/5)2 = 1/5 * 1/5
Solve:
(41-16/8)/3
13
If a triangle has a height of 17m and a base of 23m, what is the area of the triangle?
195.5 squared meters
In one house, there are two dogs. If there are 37 houses in a block, how many dogs are there?
74 dogs
Solve for a:
4a+2 = 22
a = 5
Write 3100000 in Scientific Notation
3.1x106
Solve:
32 + 4*12 - 16/4
53
If a circle has a radius of 7cm, what is the area of the circle?
153.86 squared centimeters
For every dollar, there is approximately 60 Mozambican Meticais. If you have 1050 Meticais, how many dollars would you have?
$17.50
Solve for h:
h/12 + 4 = 25
h = 252
Which is bigger: 4.7x105 or 4.8x104?
4.7x105
What is the Order of Operations?
It is the order of which to solve expressions.
Parenthesis or Exponents (Square Roots)
Multiplication or Division
Addition or Subtraction
If a circle has a radius of 8in and a triangle has a height of 4in and a base of 6in, what is the combined area?
212.96 squared inches
If you have 400 dollars and there are 75 Indian Rupees for every one dollar, how many Rupees would you have?
30,000 Rupees
Solve for j:
j/31 - 17 = 5
j = 682
Write 0.00000000041 in Scientific Notation
0.00000000041 = 4.1x1010
23+(1/3)2 - (square root of 100)
13 1/3 or 13.33333