A map has a scale of 1km to 16km. On a map, the distance between York and London is 23.1cm.
What is the real distance, in km, between York and London?

Find the value of the variable and the length of each secant segment.

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

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex