Saturday, May 22, 2010

Math Help??

1: Points A, B, C are on a line in the order ABC. What can be said about the distance AC in relation to the distance AB?


AC %26gt; AB


AC %26lt; AB


AC = AB








2: Points A, B, C are on a line in the order ABC. What can be said about the distance AC in relation to the distance AB, BC?


AB - AC = BC


AB + BC = AC


AC + BC = AB








3: A, B, C are points with B in the line AC. What can be said about the distance AC in relation to the distances AB, BC?


AB + BC = AC


AB - AC = BC


AC + BC = AB








4: Point P is the interior of angleXOY. Does the ray with end point O and containing point P lie completely in the interior of angleXOY?


Yes; Ray OP is in the interior.


No; Ray OP is on one ray of the angle.


I can't tell








5: Ray OP is in the interior of angleXOY. What can be said about angleXOY in relation to angleXOP?


OP + OY %26gt; OX


angle XOP is 1/2 angle XOY


angle XOY %26gt; angle XOP








6: Ray OP is in the interior of angleXOY. What can be said about angleXOY in relation to angleXOP and anglePOY?


XOY = XOP + POY


XOY = XOP - POY


XOY + XOP = POY








7: If angleXOY is divided into two equal angles by the ray OP, what is the name given to OP?


Hypotenuse


Angle bisector


Axiom








8: If OP is the bisector of angleXOY, what is the relationship of angleXOP and anglePOY?


angle XOP %26gt; angle POY


angle XOP %26lt; angle POY


angle XOP = angle POY








9: How many planes are there which contain any given line?


zero


an infinite number


two








10: Is it true, without exception, that if P, Q, R are points contained by plane X and also by plane Y, then X is the same plane as Y?


Yes; they must be on the same plane.


No; the points may be on a line at the intersection of the 2 planes


I can't tell








11: In general, how many planes are there which contain any number of given points?


one


two


an infinite number








12: How many planes do parallel lines occupy?


one


two


an infinite number








13: Plane X and plane Y each contain the point A. Is there a line containing A which is common to the lanes?


Yes


No


I can't tell








14: Which definition allows us to state that if D is the midpoint of AB, then AD = DB.


The definition of a line segment.


The definition of a midpoint.


The definition of an angle bisector.








15: Which definition allows us to state that if AB ⊥ BC, then angleABC is a right angle.


The definition of an angle bisector.


The definition of a line segment.


The definition of perpendicular lines.

Math Help??
1. ac%26gt;ab first you have to make a line with a-------b-------c and then you look at it and say how far is a away form c. is it less than a and b or is it greater. it is the same for 2 and 3 that is all i have time for hope it helps


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