Answer:
C = 62.8 cm
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Geometry</u>
- Circumference Formula: C = 2πr
Step-by-step explanation:
<u>Step 1: Define</u>
r = 10 cm
<u>Step 2: Find </u><em><u>C</u></em>
- Substitute [CF]: C = 2π(10 cm)
- Multiply: C = 20π cm
- Multiply: C = 62.8 cm
answer: 84
Step-by-step explanation:
Hope it helped don't have time for an explanation I'm sorry
The area of a parallelogram is base * hight.
Choice A: base = 10 & hight = 12,
so area = 10*12 = 120
Choice B: base = 10 & hight = 6,
so Area = 10*6 = 60
To practice, try to find the area for choice c & d.
If your still having trouble, search Google for "how to find area of a parallelogram".