Ashley participated in a triathlon: she swam for 10 minutes at the rate of 40 meters/minute. Then she biked for 40 minutes at the rate of 400 meters/minute. Finally she ran for 25 minutes at the rate of 200 meters/minute. Write a piecewise function expressing the distance d(t) traveled as function of time t

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show