Solve for x and y in the given the 45° - 45° - 90° triangle shown above. When applicable, simplify all radicals and show your work.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Multiplying fractions by whole number 5 x 1/3=?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?