Hi, math is not my strong suit, can someone please answer this equation correctly, and quickly? I also have two more for you to answer, thank you, and have a good day! Evaluate.
12÷(2+2/3)^2

A. 649

B. 412

C. 323

D. 11116

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

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?