Mean: subtract the smallest number from the biggest number...
62-9=?
Median: the middle number, order the numbers from smallest to biggest....
Mode: the number that is repeated the most...
This should help you. I do not want to give you the answers. I want you to do them yourself with the instructions I gave you and then come back and post them when you are done so I may check them. Okay?
Answer:
1. x=28 degrees 2. x=70 degrees
Step-by-step explanation:
QUESTION ONE:
I know that 3x=84, so all I need to do is divide both by 3. I get x=28.
QUESTION TWO:
I can use vertical and complementary angles for this problem. I know that the smaller complementary angle is equal to 160-180, that's 20. Therefore, I get 90=20+x. If I simplify I get 70=x, because 70+20=90.
Answer:
The area of all the rectangles combined
Step-by-step explanation:
Add them together
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Answer:
x = 14
Step-by-step explanation:
30 = 3x - 12 (vertically opp)
30 + 12 = 3x
42 = 3x
42÷3 = x
14 = x
Answer:
12
Step-by-step explanation:
You need to list from least to greatest:
11, 12, 16, 16, 17, 18 , 20
16 is the median, and the lower quartile will be the median of the 3 numbers on the left, which is 12