In the half-angle formula for sine and cosine, notice that a plus/minus sign appears in front of each radical (square root). Whether your answer is positive or negative depends on which quadrant the new angle (the half angle) is in
Answer:
12
Step-by-step explanation:
54/12=4.5 then move the decimal once
The answer is 129 because the opposite corners of a quadrilateral has to equal 180°
Answer:
The percent of decrease can be calculated with this formula:
(Original value - New Value)/(Original Value)
In this case, the original value is 117 and the new value is 91.
So the percent of decrease is 26/117, or about 22%.
Hope this helps!
Answer:
2750 milliliters
Step-by-step explanation:
Let's start by changing the unit of measurement from liters (L) to milliliters (mL), since milliliters is the form in which you are giving your answer. Doing this tells us Lamar drinks 550 mL of milk every day. Since you need to find out how much milk he drinks in 5 days, just multiply the first answer by 5, so 550 x 5. This gives us 2750 mL.
