Will give brainliest
what are the endpoints of a median of a triangle? select all that apply.
1.perpendicular to opposite side
2.bisects the vertex
3.midpoint of opposite side
4.vertex

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Find the cosine function that is represented in the graph.

How is working backward similar to solving an equation?