Answer:
135
Step-by-step explanation:
Given:
To determine a numerical value for the expression, simply substitute the value of "x" into the expression and simplify the expression, if necessary, to determine a specific number for the expression provided.
Therefore, the value of the expression 
when x = 5 is 135.
Learn more about this topic: brainly.com/question/27675691
From the given figure
Since XY = 5.1 and XZ = 7.7, then
To find x, use the inverse of cos
Use the calculator to find x
The answer is
Answer:
8.85
Step-by-step explanation:
Pyramid Surface Area = (½ * Perimeter of Base * Slant Height) + Base Area
Base perimeter = 4 * 18 = 72 inches
Base Area = 18*18 = 324 square inches
Pyramid Surface Area = (.5 * 72 * 12) + 324
Pyramid Surface Area = 432 + 324
Pyramid Surface Area = 756 square inches
Source:
http://www.1728.org/volpyrmd.htm
N+n+1+n+2+n+3+n+4=265
5n+10=265
5n=255
n=51
So the integers are:
51,52,53,54, and 55
