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
There are three terms in this Expression.
Step by step Answer:
11,9K,6N
Answer:
z=7
Step-by-step explanation:
25(−2)=125
25−50=125
This is simple simplification
f(x) = 1/-6
Answer:
The number of units sold increased by 
Step-by-step explanation:
Vacuum dealer sold units in 2011 = 420
Vacuum dealer sold units in 2012 = 467
We need to find percent increase or decrease
Since, In 2012 units sold are greater than 2011, so there will be percent increase.
The formula used is: 
We have New Value (Units sold in 2012) = 467
Original Value (Units sold in 2011) = 420
Percent increase is:

So, The number of units sold increased by 