Find the midpoint of the segment with the given endpoints. (-10,-4) and (-9,1) The midpoint is

answer: 60

step-by-step explanation:

1/2a + (2/3×30)   = 50

1/2a + 20 = 50

1/2a = 30

a = 60

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

8+10

step-by-step explanation:

you multiply 4 by 2 and 5 by 2