1. The width of a rectangle is 19 centimeters less than double the length.
Let v be length of the rectangle. Write a variable expression for the width.

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

What makes a trapezoid an isosceles trapezoid?

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)