Answer:
<h2><em><u>Option</u></em><em><u> </u></em><em><u>A</u></em><em><u>:</u></em></h2>
<em><u>1</u></em><em><u> </u></em><em><u>line</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>symmetry</u></em><em><u> </u></em>
Answer:
4,444097208657794
Step-by-step explanation:
c = 20ft
b = 19.5ft
just use the pythagorean theeorem
Answer:
z = -9
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
<u>Algebra I</u>
- Terms/Coefficients/Degrees
Step-by-step explanation:
<u>Step 1: Define</u>
-21 = z - (-6 - 2z)
<u>Step 2: Solve for </u><u><em>z</em></u>
- Distribute negative: -21 = z + 6 + 2z
- Combine like terms: -21 = 3z + 6
- Isolate <em>z</em> term: -27 = 3z
- Isolate <em>z</em>: -9 = z
- Rewrite: z = -9
<ABC = 61 * 2 = 122 degrees
