Acard shop sold 172 cards on friday. it sold 258 cards on saturday.

about how many more cards did the shop sell on saturday than on friday?
(give your answer to the nearest 10 cards.)

In the rectangle below ac=30 units what is de

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.