Answer:

Step-by-step explanation:
Steps are in the photo
For the given question above, if the cos <span>30Á = square root 3 over 2, then the sin 60Á = square root over 2. Square root over 2 is the correct answer because they are just complimentary. I hope this answer helps. Looking forward to help you again.</span>
The picture does not show up
i am not a robot, but you should download this app called photo math and you jus take a picture of the problem and it does the work for you and it would probably answer this problem no sweat.
Step-by-step explanation:
Answer:
28000
Step-by-step explanation:
Area is l times w times h
50 times 20 is 1000.1000 times 28 is 28 thousand