Answer:
4c - 2
Step-by-step explanation:
Add up all the terms to find the perimeter.
2c + 2(c - 1)
2c + 2c - 2
4c - 2
Therefore, the perimeter is 4c - 2.
More information is needed.

please mark me as brainlist
Convert from degrees to radians using the ratio
π/180. 3aπ/2 radians
is this what you need?
or 90 degress
5) 1.1802 x 10^6
6) 0.00016
7) 4.3 x 10^-3
8) 2,835,000