Aladder leaning against a wall makes an angle of 45º with the ground. if the length of the ladder is 20 feet, find the approximate distance of the foot of the ladder from the wall

What two criteria are needed for triangles to be similar

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.