1:1 If triangle RST and triangle XYZ are similar, which of these equations
must be true?
A
ST RT
YZ XZ
ST SR
YZ XZ
B
SZ-
С
RT
YZ
=
RT
XZ
RTRS
D
XZ YZ

The sum of five and a number n is at least 12

Two sides of a right triangle measure 2 units and 4 units. what is the area of the square that shares a side with the third side of the triangle?

How many revolutions will a car wheel of diameter 28 in. make over a period of half an hour if the car is traveling at 60 mi/hr? the final answer is supposedly 21,609 but i have no idea how to get that, show work : )