By definition, the area of a circle is given by:

Where,
r: radius of the circle.
Substituting the values in the given expression, we have:

Rounding to the nearest tenth we have:
Answer:
Approximately needed:
Answer:
Option A is correct ...Both have value 42
mark me as brainliest ❤️
Answer:
a
Step-by-step explanation:
Answer:
The area of the trapezoid is 56.25² feet.
Step-by-step explanation:
The formula for the area of a trapezoid is 
- A = area (of the trapezoid)
- b = base of the trapezoid
- B = (other) base of the trapezoid
- h = height of the trapezoid
*Note: Trapezoids have 2 bases that are parallel to one another, but are not always the same length.
Using the information given to us, we can simply plug in numbers into the equation. By doing so, we'd get
. By plugging this into a calculator, you'd get
.