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Pachacha [2.7K]
3 years ago
12

A circle has a radius of 5ft and an arc of length 7 ft is made by the intersection of the circle with a central angle. Which equ

ation gives the measures of the central angle q?
Mathematics
2 answers:
Serggg [28]3 years ago
5 0

Answer:

\frac{q}{360} × π10 = 7

Explanation:

The formula to find arc length is \frac{x}{360} × \pi r^{2}

Simply plug in radius and arc length to get your equation.

zheka24 [161]3 years ago
4 0

Answer:

Central angle = 80.21°

Step-by-step explanation:

The arc length in circle is the product of radius and central angle made by the arc in radians.

That is

              l = rθ

Here given the values r = 5 ft and l = 7 ft

Substituting

             7 = 5 x θ

             θ = 1.4 radians

             \theta =1.4\times \frac{180}{\pi }=80.21^0

Central angle = 80.21°

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