Kelsey uses the similarity statement arst ~ aruv to describe the triangles below.
3.0cm s
5.4 cm
4.0 cm
r
2.7 cm
8.0 cm
1.5 cm
v
u
which best describes the accuracy of her statement?

Which best explains why this triangle is or is not a right triangle?

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

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2