Answer:
41.68 or 42 (rounded)
Step-by-step explanation:
Presuming you are working on right triangles, you can use the Soh Cah Toa theorems.
Because angle A = 21 and side a = 16 you can use Toa or 

Plugged into a calculator, you get 41.68 and some change.
If this is NOT a right triangle question, please let me know so that I can revise my answer.
In the question you have 5 minutes and 5 widget and 5 machines so you it would take 300 minutes to make 300 widget with 300 Machi es
Answer:

Step-by-step explanation:



Answer:
12
Step-by-step explanation:
A₃ = 3 * 2⁽³⁻¹⁾ = 3 * 2² = 3 * 4 = 12
200 times 9 times 5 equals 900