What happens to the area of a circle when the radius in doubled?
1 answer:
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The value of the expressions (2.5 × 10⁻³) and (7.1 × 10⁶) in scientific notation is 3.5211 × 10⁻¹⁰. Then the correct option is B.
<h3>What is division?</h3>The division means the separation of something into different parts, sharing of something among different people, places, etc.
The expressions are 2.5 × 10⁻³ and 7.1 × 10⁶.
We have to divide 2.5 × 10⁻³ from 7.1 × 10⁶.
The value of the expressions (2.5 × 10⁻³) and (7.1 × 10⁶) in scientific notation is 3.5211 × 10⁻¹⁰. Then the correct option is B.
More about the division link is given below.
Answer:
Step-by-step explanation:
Given
Shape: Opening of a circular vase
Required
Determine the area
This opening implies a circle; hence the area will be calculated using area of a circle.
Solve for radius (r)
Substitute 6.75 for r in
--- Approximated