In order to find the are you have to multiply length x width.
In order to find the perimeter you have to add up all the sides together.
The frequency is 1 /period = 1 / [ 2 pi ]
Answer:

Step-by-step explanation:

Answer:
AHAHAHHAHAHA NOT AT THE ANGLE PLSS
Step-by-step explanation:
ALRIGHTY
4: 0.99
5: 0.66
6: 0.79
7: 5.2
8: 4.86
9: 4.3
I hope I helped! Also, one thing when you adding decimals or multiplying them, pretend the decimal point isn't even there. Then, once you have your answer, you just add the decimal in the middle. Basically just adding like in first grade! Super easy and I hope I helped!