Which of the following term best describes the triangle? match column a to column b.
column a
1. triangle with angle measures of fifteen degrees, one hundred fifty-five degrees, and ten degrees
2. triangle with angle measures of fifty-five degrees, fifty-five degrees, and seventy degrees
3. triangle with angle measures of thirty-five degrees, one hundred ten degrees, and thirty-five degrees
4. triangle with angle measures of sixty degrees, sixty-five degrees, and fifty-five degrees
column b
a. acute triangle
b. right triangle
c. obtuse triangle

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Find the domain and range of the following function f(x) = 51x - 21+ 4

To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?