Pythagorean Theorem
The main formula for the Pythagorean Theorem
a2 + b2 = c2
The real number system is divided into two main categories of numbers. The names of these two categories are...
Rational numbers and Irrational numbers
anything to the power of 0 equals
1
Your coefficient always has to be a number between _____ and _____
greater than or equal to 1 and less than 10
Formula for area of a triangle
Area = (base x height) / 2
The formula to use to find a missing side when two side lengths of a triangle are the same length
2a2 = c2
Rational or Irrational:
3.141592654
Irrational
When you multiply two bases that are the same the exponents...
Give an example
Convert this number to scientific notation:
125 000
1.25 x 105
6 x 8 =
48
The legs of a right angle triangle measure 8 cm and 6 cm. The length of the hypotenuse is...
10 cm
Rational or Irrational:
67
Rational
When you have a power of a power, what do you do with the exponents
multiply the exponents
Write this number in scientific notation:
206
2.06 x 102
92 =
81
In a right angle triangle, the hypotenuse measures 13 cm and one of the legs measure 5 cm. The missing length is...
12 cm
Rational or Irrational:
Square root of 2
Irrational
Write this expression properly using exponent laws:
x-3
1 / x3
Write this number in standard form:
1.457 x 10-5
0.00001457
How many centimetres in a meter?
100
A right angle triangle has two equal side lengths that measure 14 cm. The length of the third side is ...
19.80 cm
Rational or Irrational:
-1.5
Rational
Exponent laws only apply to bases that are the?
Same.
Bases NEED to be the same!
Write this number in standard form:
5 x 10-2
0.05
The 4 topics that are on your unit test...
1. Pythagorean Theorem
2. Classifying numbers
3. Exponent laws
4. Scientific notation