3-3 The Coordinate Plane3-3 The Coordinate Plane

►Standard Standard (P5) I will be able to plot (P5) I will be able to plot points in the coordinate planepoints in the coordinate plane

►Fold and cut ordered pair and Fold and cut ordered pair and coordinate plane foldable, and coordinate plane foldable, and staple to 3-3 in your foldable. staple to 3-3 in your foldable.

x: The first coordinate in the ordered x: The first coordinate in the ordered pair. Gives the location of the point in the pair. Gives the location of the point in the horizontal (left to right) directionhorizontal (left to right) direction

y: The second coordinate in the ordered y: The second coordinate in the ordered pair. Gives the location of the point in pair. Gives the location of the point in the vertical (up and down) direction.the vertical (up and down) direction.

Remember: x comes Remember: x comes beforebefore y in the y in the alphabet and in the alphabet and in the orderedordered pair pair

► On Front:On Front: I

(+,+)

II

(-,+)

III

(-,-)

IV

(+,-)

Inside FoldableInside Foldable

X-axis

Y-axis

•The point where the axis cross is called the __________and its coordinates are ( , )

Origin (0,0)

•Find the point on the x axis, label it A. Its coordinates are ( , )

(-4,0)

•y axis- Label it B. It’s at ( , )

(0,9)

•Quadrant I- Label it C. It’s at ( , )

(6,5)

•Quadrant II- Label it D. It’s at ( , )

(-3,3)

•Quadrant III- Label it E. It’s at ( , )

( -9, -2)

•Quadrant IV-Label it F. It’s at ( ,)

(2, -5)

►Plot G ( 2, 3)Plot G ( 2, 3)►Plot H (-5, -3)Plot H (-5, -3)

►How is A( 2, -5) different than B(-5 , 2)?How is A( 2, -5) different than B(-5 , 2)?

► Name a point that would be on the x-axisName a point that would be on the x-axis

► Name a point that would be on the y-axisName a point that would be on the y-axis

►AssignmentAssignment►Page 114-115 #10-30 EOE, #37-42, Page 114-115 #10-30 EOE, #37-42,

#44-48, #51-52#44-48, #51-52

**37-42, 52 write in sentence**37-42, 52 write in sentence

►Be sure Be sure to staple the 2 foldables into to staple the 2 foldables into your Chapter 3 foldable, Section 3-3 your Chapter 3 foldable, Section 3-3 page. page.