How to find an angle of triangle with two sides

The surface area of a cube is 600 cm2. What is the area of one face of this cube?

Whatis the slope of the line whose equation is 2x - 4y=10?

Name each polygon. Determine if it appears to be regular or not regular, pentagon

Shelley find that there are 12 rose 8 sunflowers and 16 lotuses in her garden she want to divide them equally into as many bunches as possible such that each bunch will have the same number of each kind of flowers how many bunches can she make

What would 4o% of $32 equal out to be

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.