What is the difference between intersecting and perpendicular lines?
Two lines that intersect are simply two lines that at some point touch each other (cross each other).
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Intersecting lines are lines that cross each other at any point. Perpendicular lines are lines that meet or cross at right angles (90 degrees).
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
- Circle A has a center at #(2 ,8 )# and a radius of #4 #. Circle B has a center at #(-3 ,3 )# and a radius of #3 #. Do the circles overlap? If not, what is the smallest distance between them?
- Circle A has a center at #(-5 ,7 )# and a radius of #4 #. Circle B has a center at #(-3 ,2 )# and a radius of #3 #. Do the circles overlap? If not, what is the smallest distance between them?
- What is the perimeter of a triangle with corners at #(1 ,4 )#, #(3 , 2 )#, and #(2 ,7 )#?
- Circle A has a center at #(1 ,3 )# and an area of #18 pi#. Circle B has a center at #(11 ,7 )# and an area of #54 pi#. Do the circles overlap?
- A triangle has corners at #(5 ,5 )#, #(2 ,7 )#, and #(3 ,4 )#. How far is the triangle's centroid from the origin?
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