Christopher's backyard is in the shape of a trapozoid. The bases of his backyard are 30 and 40 feet long. The area of his back yard is 525 square feet. Write and solve an equation to find the height of Christopher's back yard.

Integers and the decimal equivalent of fractions are?

If p (x) = x²+x+6 and q (x) = 3x-1 find q (1/4)

Hari's weekly allowance varies depending on the number of chores he does. He received $16 in allowance the week he did 8 chores, and $14 in allowance the week he did 4 chores. Write an equation for his allowance in slope-intercept form.

What is 9.8847061465 to 2 decimal places.

Which shows all the exact solutions of sin^2x+3cosx-1=2? Give your answer in radians. •0 •2pi •2kpi •pi+2kpi

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.