Unit 4: Lesson 9: Parallel and Perpendicular Lines Unit Test

where is the questions

Step-by-step explanation:

Two lines are parallel lines if they do not intersect. The slopes of the lines are the same. ... Coincident lines are the same line. Two lines are perpendicular lines if they intersect at right angles.

a 10 percent increase

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b