Find the mean of the set of data. Use a calculator if necessary. 1, 5, 8, 10, 11

The Mean is .
5
7
6
8

7

Step-by-step explanation:

mean is average of the numbers

add all values then divide by the numbers

(1+5+8+10+11) / 5

35 / 5 = 7

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

-2x + 7 = 7

subtract 7 from both sides.

-2x = 0

divide both sides by -2.

x = 0