Help me help me math question

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

How do you find the area of a triangle

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).