If two sides of one triangle are proportional to two sides of another and included angles are equal, then the triangles are similar. always sometimes never

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

What is the solution to the division problem below x3+x2-11x+4/x+4