If it is a square, subtract (90+ whatever the other angle is) from 360. If it is a triangle than add 90 plus whatever other number the other angle is then subtract it from 180. A triangle is 180 degrees, and a square is 360 degrees.
Just substitute - 2 into x and solve.
Answer:
4 hours
Step-by-step explanation:
3+1=4
Answer:
Step-by-step explanation:
- 9 ≤ - 6
- 9 + 15 ≤ - 6 + 15
6 ≤ 9
The formula for an arithmetic sequence is as follows:
In this formula, 
represents the 
th term of the sequence and 
represents the common difference between each term.
Plug in the known values.
Subtract.
Multiply.
Add.
