Answer:
x=280
Step-by-step explanation:
Answer:
term 1 - term 2 = sequence
so
-17-(-15) = -2
and if you minus the rest by -2 it will give you the next term
-15-(-2) = -13
-13-(-2) = -11
Answer: The diameter is about 99.31 cm .
Step-by-step explanation:
circumference is pie times the diameter.So to find the diameter in this situation,then you need to divide 312 by pie or 3.14
312/3.14= 99.312
Answer:
Option D. tan 225° is the correct answer.
Step-by-step explanation:
As we know 
Given in the question angle A = 112.5°
Hence the formula becomes as

Therefore its a formula of tan2(112.5) = tan 225°
Option D. is the correct answer.