Answer this question:

Describe at least two similarities between constructing a perpendicular line through a point on a line and constructing a perpendicular through a point off a line.

answer:

1. Both will cross the original line, compared to which the constructed line will be perpendicular.

2. Both will have the same gradient/slope/rate of change (hence they will be parallel to each other).

3. Both will have the same type of correlation, i.e. positive or negative.

answer:

Step-by-step explanation:

the answer to this question is in the pic

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign