Karim is buying wood to build a tree house. He buys several boards, as described below. • 4 boards that each measure 8 feet in length 2 boards that each measure 3 1/2 yards in length • 6 boards that each measure 18 inches in length . Each board costs $1.50 per foot of length A What is the total cost of al the boards? Show your work B. Explain how you found your answer in part A

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Select a graph that have an equation with a < 0

What is the circumference of a circle with an area of 50.24 cm²?