You can get the answer by dividing the number 57 by the decimal of the percent thirty-eight (.38), you see you multiply a decimal by a number or a number by a decimal to get a smaller number, whereas dividing like you do here gets and bigger number. ( In this case the answer to your question) So in conclusion 57 divided by .38 = 150, your answer.
the answer is C because Cos is adj/hyp. Since there is only one option that even has cos involved, it must be the correct answer.
Answer:
its 3
Step-by-step explanation:
Answer:
The heat is produced by a 150-W light bulb that is on for 20-hours is 10200 BTU.
Step-by-step explanation:
To find : How much heat (Btu) is produced by a 150-W light bulb that is on for 20-hours?
Solution :
A 150-W light bulb is on for 20-hours.
The heat produced by bulb is given by,


We know that,

Converting W-hr into BTU,


Therefore, The heat is produced by a 150-W light bulb that is on for 20-hours is 10200 BTU.