Explain why two acute angles in a right triangle have to be complementary

Four ball of wool will make 8 knitted caps how many ball of wool will Malcolm need if he wants to make 6 caps

They are a pencils and a package pillion how many packages will be needed for 28 children if each child gets 4 the pencil

What is the measure of B of the pentagon?

each 1/2 cup of milk has 4 grams of protein. exactly how many grams of protein are in 3 1/2 cups of milk

Select all the equations where z = 5 is a solution. Na

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.