Abridge builder wants to know the width of a river. he stands at point a along the river. he picks a point c directly across the river. he then walks downstream 90 feet from point a to point b. from point b, he sites c and determines the angle between the bank and point c (θ), to be 43º. what is the width of the river?

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft