Answer: Option a.
Step-by-step explanation:
To solve the given exercise, you must keep on mind the law of logarithms shown below:

Therefore, by applying the law , you can rewrite the expression given, as following:

You know that:

Then, when you substitute values, you obtain:

Answer:
The answer is 28cm²
Step-by-step explanation:
You have to find the length and height and divide that by 2. 8x7=56 and 56/2=28
Answer:

Step-by-step explanation:




Answer:
14,590
Step-by-step explanation:
3.33 repeating. if you look at it it's 2.70 what I would do is take away the zero for a minute and see how many times 9 goes into 27