Answer:
Step-by-step explanation: To calculate the percentage, multiply this fraction by 100 and add a percent sign. 100 * numerator / denominator = percentage . In our example it's 100 * 2/5 = 100 * 0.4 = 40 .
Answer:
The area of the quarter circle is 
Step-by-step explanation:
we know that
The area of a quarter circle is equal to

we have

substitute the value


1/10 of 3,000 is 300. Just divide by 10 to get the answer
Answer:
16mm
Step-by-step explanation:
Area= length x width
4mm x 4mm
=16mm