Answer C. 317.8 would be your answer:) Hope this helps!
What is the mean of your data 341, 237, 143,185,248,403,374,451,84,267,178,258,284,465,224
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Answer:
The mean for the given set of numbers is 276.133..... repeated
Step-by-step explanation:
To find this you must add the numbers up together and divide them by the amount of numbers there is.
2 + 4(3+2x) = 3x + 8
2 + 12 + 8x = 3x + 8
14 - 8 = 3x - 8x
6 = -5x
x = -6/5
Answer:
27, 90 and 63
Step-by-step explanation:
Given
Ratio of triangle sides

Required:
The length of each side
Triangles in a triangle add up to 180.
The side with ratio 3 is:




The side with ratio 10 is:




Lastly:
The side with 7 as its ratio




Hence, the angles are: 27, 90 and 63
Not sure however I keep getting 1