Abcd is a parallelogram. its diagonal, ac, is 18 inches long and forms a 20° angle with the base of the parallelogram. angle abc is 130°. what is the length of the parallelogram's base, ab?

Decimals greater than 7.0 but less than 13.0 use an interval of 0.6 between each pair of decimals

If the scale on a scale drawing is 1:30, what should you do with each measurement of the drawing, to get the actual dimensions?

In French how would you conjugate verbs with "on"?

What is the least common denominator for 7/8 and 9/10

What are the x intercepts of y=4x^2-16

A spinner is split into 4 equal parts labeled 1, 2, 3, and 4. What is the probability of landing on an even number? (Write your final answer as a percentage.)

One foot is equivalent to approximately 0.3048 meters. if a building is 65-feet long, what is the length of the building in meters, to the nearest tenth?

Carpet costs $12 per square yard. How much will it cost to carpet a room that is 180 square feet?

How many days would it take you to get an 1 million pennies if you count one penny each second

One of the wagers in roulette is to bet that the ball will stop on a number that is a multiple of 3. (Both 0 and 00 are not included.) If the ball stops on such a number, the player wins double the amount bet.