Triangles DEF and HJK are similar. A DEF has side lengths DE = 10, EF =15, and FD = 20.
Which of the following could be the side lengths of HJK?

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Describe the relationship between the angles of similar triangles and the sides of similar triangles