Find the value of sin - 1 (-1/2)

A contractor finds that 99 gallons of paint will cover 13501350 sq ft of wall area. How much wall area could be covered with 1818 gallons of paint?

in a triangle, if the second angle is 2 times the first angle and the third angle is 3 times the first angle, find the angles of the triangle.

Troy and Abed flip a penny, a nickel, dime, and a quarter at the same time. How many outcomes art possible.

Which strategy would you choose to expand (x+11) (2x+3) and write an equivalent expression

When the Burtons put in a new lawn, it took 60 square yards of sod. The total cost of the sod was $572.40. What was the cost per square yard?

If there are 20 vakues in a data set in order from smallest to largest what is the median of the data set

The second of two number is 4 times the first their sum is 50 find the number

42 is 70% of what number

X : y = 5 : 3 x + y = 56

You start collecting loose coins in a jar from laundry. You are hoping that the jar has $5. The jar consist of nickles and quarters. There are 40 coins all together. How many nickels and quarters are in the jar?