A Google or Bing search box can be your friend, if you don't have a calculator with inverse trig functions. Most calculators that have trig functions also have the inverse functions, usually after a 2nd or "shift" key. Often, there is a mode setting for degrees or radians.
arcsin(0.33) ≈ 19°
arccos(0.47) ≈ 62°
arctan(1.21) ≈ 50°
arcsin(0.82) ≈ 55°
No. Mike wrote the ratio as the amount of change to the new amount. He should have used the ratio of the amount of change to the original amount, which is 55
55/275
, or 20%.
A 1.267949192
b 10.23334547
Answer:
Jenny packaged 12 eggs per carton
Step-by-step explanation:
we know that
To find the rate divide the total amount of eggs by the total number of cartons
so
therefore
The statement is
Jenny packaged 12 eggs per carton