Answer:
A ≈ 2.83 units²
Step-by-step explanation:
The area (A) of the sector is calculated as
A = area of circle × fraction of circle
= πr² ×
= π × 3² ×
=
≈ 2.83 units² ( to the nearest hundredth )
Grace was driving down a road and after 4 hours she had traveled 66 miles. At this speed, how many miles could Grace travel in 8
2 answers:
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Answer:
Step-by-step explanation:
A quadratic equation has one root if the discriminant is 0.
That is we need for this particular question.
Compare the following to find :
The variable is representative of the variable
here.
Plug in into :
Subtract 4 on both sides:
Divide both sides by 16:
Reduce: