The legs of an isosceles triangle are 10 units long and the altitude to the base is 8 units long. Find the length of the base

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.

Can you divide 25 into 4 equal groups? explain why or why not.

Can someone tell me if these are correct?