What is the quotient of 4.38 and 0.5

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

True or false look at the picture pls : /