Here is a right angle triangular tile. a hollow shape is made using four of these triangular tiles and four square tiles.
work out the perimeter of the hollow shape

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?