(40+41+41+45+48+48+49+49+49+40)/10 = 460/10 = 46
mean = 46
Answer:
Step-by-step explanation:
is number 2
-7,-4...
Answer:
cos Θ = 
Step-by-step explanation:
Given the angle passes through (4, 5 ) then the right triangle with sides 4 and 5 has hypotenuse h given by
h² = 4² + 5² = 16 + 25 = 41 ( take the square root of both sides )
h = 
In relation to Θ, 4 is adjacent and 5 is opposite, thus
cos Θ =
= 
Answer:

Step-by-step explanation:
we know that the circumference is equal to

we have

substitute


Answer:
x>0
Sorry to say this but im speechless when I read the question
no hard feelings
keep studying
Step-by-step explanation: