Answer:
Slope
Step-by-step explanation:
The point of slope is that it is the same the entire length of the line.
Answer:
≈ 14.3 hours
Step-by-step explanation:
The mean is calculated as
mean = 
= 
= 
≈ 14.3 ( to nearest tenth )
Answer:
Yes
Step-by-step explanation:
Yes , if both pairs of opposite sides of a quadrilateral are congruent then the quadrilateral is a parallelogram . The parallelogram has opposite sides equal and parallel . Diagonals bisect each other . The sum of alternate angles is 180° and the opposite angles are equal .
Answer:66
Step-by-step explanation:
an=21+5n
ninth term is a9
a9=21+5x9
a9=21+45
a9=66
