Brad has 3 pairs of pants, 7 tee shirts, and 2 pairs of sneakers. how many different outfit combinations can he wear

The diagram shows a 7cm by 6cm rectangle based pyramid. all the diagonal sides - ta, tb, tc and td are length 10cm. m is midpoint of rectangular base. work out height mt to 1 decimal place

The empire state building in new york city is 1454 feet tall a model of a building is 24 inches tall what is the ratio of the height of the model to the height of the actual empire state building

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.