Use the same formular
F (x) = -3x+5x^2+8 has blank roots.
1 answer:
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The measure of the central angle is 4 radians
<h3><u>Solution:</u></h3>Given that central angle of a circle intercepts an arc of length 28 centimeters
The radius of the circle is 7 centimeters
<em><u>To find: measure of the central angle in radians</u></em>
The arc length of circle when is measured in radians is given as:
Where "s" is the arc length
"r" is the radius of circle
is the central angle in radians
Substituting the values in formula,
Thus the measure of the central angle is 4 radians
Answer:
The area of the rectangle is increased in 76 percent.
Step-by-step explanation:
The area of a rectangle () is represented by the following formula:
Where:
- Width.
- Length.
If length is increased by 120 %and width is decreased by 20 %, the percentage change in the area of the rectangle is: (,
)
The area of the rectangle is increased in 76 percent.