let x/y+w/z =2,then the value of y/x+z/w is a)1/2 b) 3/4 c)5 d)2 which one is correct answer please help​

Describe all the numbers that when rounded to the nearest thousand are 645,000

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?