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Mathematics 64 Online
OpenStudy (anonymous):

Sorry for the long question. Gina wrote the following paragraph to prove that the segment joining the midpoints of two sides of a triangle is parallel to the third side. Draw ∆ABC on the coordinate plane with point A at the origin (0, 0). Let point B have the ordered pair (x1, y1) and locate point C on the x-axis at (x2, 0). Construct point D so it is the midpoint of . Point D has coordinates at by the Distance between Two Points Postulate. Construct point E so it is the midpoint of . The ordered pair of point E is by the Distance between Two Points Postulate. The slope of is found to

OpenStudy (anonymous):

flvs?

OpenStudy (happykiddo):

yes this is on flvs and i need help poptartninjaxp please

OpenStudy (anonymous):

which test i cant remember

OpenStudy (happykiddo):

10.01 Proofs of Angles, Midsegments, and Medians, Oh My!

OpenStudy (happykiddo):

you there

OpenStudy (happykiddo):

hello you there i would like help

OpenStudy (anonymous):

yeah hold on il see if i have it

OpenStudy (anonymous):

idk the right answer i got that one wrong

OpenStudy (happykiddo):

what did you choose so i could eliminate at least one answer

OpenStudy (anonymous):

The coordinates of D and E were found using the Distance between Two Points Postulate

OpenStudy (happykiddo):

thanks

OpenStudy (anonymous):

did you get this one Triangle ABC is shown below. The flow chart with missing reason proves the measures of the interior angles of ∆ABC total 180°. Which reason can be used to fill in the numbered blank space? Alternate Exterior Angles Theorem Same-Side Interior Angles Corresponding Angles Postulate Alternate Interior Angles Theorem

OpenStudy (anonymous):

OpenStudy (happykiddo):

Angle Addition Postulate

OpenStudy (happykiddo):

oh no definition of a straight line

OpenStudy (anonymous):

Alternate Exterior Angles Theorem Same-Side Interior Angles Corresponding Angles Postulate Alternate Interior Angles Theorem those are my options

OpenStudy (happykiddo):

oh you got me there i dont know :P

OpenStudy (anonymous):

awwwh well thanks anyways

OpenStudy (anonymous):

do ur callaboration for unit 8 flvs

OpenStudy (anonymous):

thinks it is the third one

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