Answer:
Step-by-step explanation:
we know that
In this problem
The value of x represent the radius of the circle
so
Applying the Pythagoras theorem in the right triangle of the figure, you can find the radius of the circle O
see the attached figure to better understand the problem
square root both sides
A=bh
42=7h
42/7=6
The width is 6 cm
hope this helps!
Answer:
a
Step-by-step explanation:
d
Can’t see the graph, try reposting it
Answer:
A.) -7
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>
A² - B²
A = 3
B = -4
<u>Step 2: Evaluate</u>
- Substitute: 3² - (-4)²
- Exponents: 9 - 16
- Subtract: -7