In parallelogram lmno, lm=4.12, mn=4,ln=5, and om=6.4. diagonals ln and om intersect at point r. what is the length of or?
a) 2
b) 2.06
c) 2.5
d) 3.2
e)12.8

896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.