Question Show that the statement is true. If DE has endpoints (-1,6) and E 17, 2), then the midpoint M of DE lies
in Quadrant
The midpoint M is
and they coordinate is (select)
). M lies in (select)
I since the x-coordinate is (select)

I need this assap

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

Which best explains why this triangle is or is not a right triangle ?

What ia the sum if the first 7 terms of the geometric series