I'll pick a brainliest !
the image of δabc after a reflection across is δa'b'c'.

which triangle must be a right triangle and why?

a. δa'b'c' is right because it is the image of δabc.
b. δadc is right because aa' intersects ac at a.
c. δbcc' is right because b lies of the line of reflection.
d. δbgc is right because eg< --> is congruent to cc'.

Can someone explain the elimination method to me for this problem?

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles