Answer:
I dont really understand the question but I think its -7.
Answer:
- 
Step-by-step explanation:
Evaluate cosπ then inverse tan, that is
cosπ = - 1
(- 1) = - 
Answer:
.6, 6/10, 15/25
Step-by-step explanation:
hope this helps!❄︎
The answer is 7.084. Just multiply 3542 by .002 to find the answer.
Apothem is the height of a triangel formed by two consecutive vertices with the center. the are of this triangle = 1/2 s 8 = 4s
there area 12 such triangles in the regular 12 side polygon
So area = 12 * 4 s = 48 s