All you have to do is add up all of the sides.
then once you have X, for part 2 all you need to do is replace X with 4 and then solve
The third angle is 180 - 53 - 27 = 100o
That angle is greater than 90o
The triangle is obtuse
B<<<<===== answer
4x^2 = 100
x^2 = 25
x = + or - 5
x = 5 or x = -5
Hope this helps.
The Atlantic Ocean has an average depth of about 12,000 feet, to the nearest thousands. It is the second largest ocean in the world. The Atlantic Ocean and the Arctic Ocean are separated by a submarine ridge that extends from the south east of Greenland to the North Scotland. The atlantic Ocean can be divided into two parts based on its shape and they are North Atlantic Ocean and South Atlantic Ocean. These two parts have totally different type of water currents. The North Atlantic Ocean has some of the busiest shipping lanes as commercial ships ply through this route.
Answer:
5
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
0.3y + y/z
<em>y</em> = 10
<em>z</em> = 5
<u>Step 2: Evaluate</u>
- Substitute in variables: 0.3(10) + 10/5
- Multiply: 3 + 10/5
- Divide: 3 + 2
- Add: 5
