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Transcript
Chapter 3-1 Guided Notes Name___________________ Square Roots
Perfect Square- numbers such as 1, 4, 9, 16, and 25 are called perfect squares because they are squares
of ________________ numbers. They have no decimals in the answer.
Square Root- The opposite of ________________________ a number. One of the two equal factors.
Radical Sign- ____________is used to indicate the positive square root. The _____________ is used
to indicate the negative square root
1.
2.
3.
4.
5.
6.
7.
8.
Lesson 3-2 Name____________________ Estimating Square Roots
1.
2.
3.
4.
Lesson 3-3 Name_________________________ The Real Number System
Whole Numbers- All __________ numbers and _____________.
Integers- Set of whole numbers and their _____________ or negatives {-3, -2, -1, 0, 1, 2, 3}
Rational Numbers -any number that can be written as a __________________________
Can be a fraction
Irrational Numbers - any number that cannot be written in the form___________________________.
Can not be a fraction
Real Numbers - the set of ______________ and _______________ numbers together. All numbers.
Name all sets of numbers to which each real number belongs
1.
2.
3.
Estimate each square root to the nearest tenth. Then graph the square root on a number
line
1.
2.
3.
Mark each statement as less then, greater then, or equal to.
1.
2.
3.
Lesson 3-4 The Pythagorean Theorem Name_____________________________
Right Triangle: is a triangle with one ______________ angle
Please draw and label a right triangle and label all of the legs.
Find the length of the hypotenuse
Write an equation you could use to find the length of the missing side of each triangle.
Then find the missing length. Round to the nearest tenth if necessary.
A: b, 9 ft.; c, 12 ft.
B: a, 3m; c, 8m
c) a, 15 in.; b, 18 in.
Please write the Pythagorean Theorem 5 times
1.
2.
3.
4.
5.
Lesson 3-5 Distance on the Coordinate Plan
Name________________________________
Coordinate Plane - is formed by __________ number lines that form right angles and
intersect at their zero points. ITS THE GRAPH FOR THE LEAF PROJECT
Origin - The point of _____________ of the two number lines (0,0).
X-Axis - the _______________ number line.
Y-Axis - the ______________ number line.
Quadrants - The number lines separate the coordinate plane into ________ sections
called quadrants.
Ordered Pair - Any _______ on the coordinate plane can be graphed using an ordered
pair (x,y).
X-coordinate - __________ number in an ordered pair.
Y-coordinate - ____________ number in an ordered pair
Please Label All Parts of the Coordinate Plane