WILL GIVE BRAINLIEST When the frequency of an electromagnetic wave is 400,000,000,000,000 Hz, red light results. Which of these is the frequency of red light?

10×4^14
10×4^15
4×10^15
4×10^14

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Look at the chart showing the results of a baseball player at bat. which is the probability of getting a hit?