A.20°
b.15°
c.30°
d.60°
e. 90°

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work