check the picture below.
What is the solution set of 7 x2 + 3 x = 0? {0, 3/7} {0, -3/7} {0, -4/7}
1 answer:
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Answer:
15 cm.
Step-by-step explanation:
It is given that,
Central angle
Arc length = 33 cm
Formula for arc length :
where, s is arc length, r is radius and is central angle in radian.
Substitute s=33 and in the above formula.
Multiply both sides by 10.
Divide both sides by .
Put
Therefore, the radius of the circle is 15 cm.