Atriangle has a base of 5 centimeters and a height of 8 centimeters. what is the area of the triangle? 10 cm2 13 cm2 20 cm2 40 cm2

Plz which expression is equivalent to the expression below?

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

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.