x, y and z are three proportional side lengths in a triangle, x+y=15 and y+z=22.5, find x:y with steps

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle

Write the equations in logarithmic form 9^4=6,561