Given that cosine theta = - 1/2 and theta is obtuse find sin4theta

Lydia writes the equation below with a missing value. y=5x - __ She puts a value in the box and says that the equation represents a direct variation. Which explains whether the equation could represent a direct variation? A.

In ΔABC, the measure of ∠C=90°, the measure of ∠A=47°, and BC = 3.5 feet. Find the length of AB to the nearest tenth of a foot.

Anyone know what 68/345 is simplified

An object in a simulation accelerates from rest to a speed of 4 meters per second in 2 seconds. It then accelerates linearly for the next 3 seconds until it reaches 10 meters per second.

What is the y-intercept of the line given by the equation below? y=4x-6 A. (0,4) B. (-6,0) C. (0,-6) D. (4,0)

Alex and Peter win some money and share it in the ratio 3:5. Alex gets £33. How much did Peter get?

What are the steps for this equation?: 6x-5=3x+4

A waether forecast predicts a 30% chance of rain for each of the next 3 days. Describe a way to stimulate the chance that it will rain the next three days

For his birthday party, Perry mixed together 3 gallons of Jackson's fruit punch, and 2 gallons of Bonanza's fruit punch. Jackson's fruit punch contains 20% fruit juice, and Bonanza's fruit punch contains 55% fruit juice.

Your parents allow you to borrow a car to get to your part-time job, but you have to pay for a tank of gas each month. Gasoline costs $2.76/gallon and the tank takes 15 gallons.