Me ! a lighthouse is 210 feet tall and has a beacon with a 36 inch diameter and can be seen for 20 miles. what formula can you use to calculate the distance around the lighthouse?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15

On tuesday, a local hamburger shop sold a combined total of 375 hamburgers and cheeseburgers. the number of cheeseburgers sold was two times the number of hamburgers sold. how many hamburgers were sold on tuesday?