Chapter 9- Distance and Conics Annie Kane-P6. 100 200 300 400 500 What’s the distance?...
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Transcript of Chapter 9- Distance and Conics Annie Kane-P6. 100 200 300 400 500 What’s the distance?...
Chapter 9- Distance and Conics
Annie Kane-P6
100
200
300
400
500
What’s the distance?
Circles Parabolas Ellipses Hyperbolas
100
200
300
400
500
100
200
300
400
500
100
200
300
400
500
100
200
300
400
500
What’s the Distance? - for 100
Remember to phrase your answer in the form of a question!
Find the distance between:
(13,6) and (0,6)
What’s the Distance? - for 100
13
What’s the Distance? - for 200
Find the midpoint of:
(2, 1) and (-2, 0)
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What’s the Distance? - for 200
(0, ½)
What’s the Distance? - for 300
Find the (a) distance and (b) midpoint between:
(1+ 5, 2+ 3) and
(1- 5, -2 + 3)
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What’s the Distance? - for 300
a)6
b)(1, 3)
What’s the Distance? - for 400
The midpoint of the seqment joining A(-2,4) and B is (7,-1) Find B?
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What’s the Distance? - for 400
(16,-6)
What’s the Distance? - for 500
Find the value(s) of “X” so that the distance between
(-2,4) and (X, 7) is 10.
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What’s the Distance? - for 500
X=
Circles - for 100
Find the (a) radius and (b) center of:
x²+y²+12x-6y=0
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Circles - for 100
(a)(-6,3)(b) 35
Circles - for 200
Find the equation of a circle with radius=2 and
center of (-2,3)
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Circles - for 200
(x+2)²+(y-3)²=4
Circles - for 300
Find the equation of the circle with a diameter that has endpoints (-5,-3) and
(2,5)
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Circles - for 300
(x+3/2) ² + (y-1)²=113/4
Circles - for 400
Graph and find the equation of the circle that is on line y-3=0 and that is
tangent to the x axis at (4,0)
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Circles - for 40032
sec(x-4)2 + (y-3)2 =9
Circles - for 500
Find the center and radius of
4x2+4y2-16x-24y+36=0
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Circles - for 500
• C(2,3) r=2
Parabolas - for 100
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Find the focus when V(4,2) and D:y=-3 are
given
*D=directrix, V= vertex, F=focus
Parabolas - for 100
(4,7)
Parabolas - for 200
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Find an equation of a parabola with F(0,0)
and D y=4.
*D=directrix, V= vertex, F=focus
Parabolas - for 200
y-2= -1/8x²
Parabolas - for 300
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Find the vertex, focus, and directrix of:
4y²+4y-2x=-2
Parabolas - for 300
V: (1/2, -1/2)
F: (5/8, -1/2)
D: x= 3/8
Parabolas - for 400
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Give vertex focus and directrix and Graph the
parabola:
x-1=1/8(y-4)²
Parabolas - for 400
Parabolas - for 500
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Find the vertex, which way the parabola opens, the axis of symmetry, focus, and
the directrix of:
X²+10x-4y+21=0
Parabolas - for 500
V (-5,-1)
Opens: Up
Axis of Symmetry: x=-5
Focus (-5,0)
Directrix: y=-2
Ellipses- for 100
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What is the formula for finding the foci of an
ellipse?
Ellipses- for 100
a²-c²=b²
Ellipses- for 200
Find the vertices of the ellipse:
25x ²+9y²-150x+36y+36=0
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8,2
xx
Ellipses- for 200
(0,-2)
(6, -2)
(3,3)
(3,-7)
Ellipses- for 300
Find the vertices and Graph:
16x²+9y²=144
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Ellipses- for 300(0,4) (0,-4)(3,0) (-3,0
Ellipses- for 400
Find an equation of an ellipse with:
x-intercepts: ± 5
and
y-intercepts: ±2
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Ellipses- for 400
Ellipses- for 500
Find the equation of an ellipse that is tangent to the x-axis and the y-axis
with center (4, -3)
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Ellipses- for 500
Hyperbolas - for 100
Find the foci of the hyperbola:
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Hyperbolas - for 100
(0, ±41)
Hyperbolas - for 200
The formula for finding the foci of a hyperbola is…
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Hyperbolas - for 200
c²- a²=b²
Hyperbolas - for 300
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Find an equation of a hyperbola with the given foci and the difference of
their focal radii:
(5,-9) (5, -1); 6
Hyperbolas - for 300
Hyperbolas - for 400
Graph:
Y= -x²+9
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Hyperbolas - for 400
Hyperbolas - for 500
Find the equation of a hyperbola with foci at (-5,1) and (-5,-5) and when the
distance between the vertices is 4.
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Hyperbolas - for 500