I finished this, but can you please check whether I am right, thank you! (I submitted screenshots, and the marked answers are th
e ones I selected.)
2 answers:
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The central angle is 2 radians.
Step-by-step explanation:
Arc length of circle = 6.9813
Radius of circle = 4
Central angle = ?
The formula used to find central angle is :
where s= arc length, r = radius and Ф= central angle
We are given:
s= 6.9813 and r = 4 , finding central angle:
Rounding off to nearest whole number:
So, The central angle is 2 radians.
Keywords: Central angle of circle
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Given quadratic equation
Using the usual conventions,
a=1, b=6, c=6
Apply the quadratic formula,
substitute a,b & c with numerical values,
simplify:
Using the usual conventions,
a=1, b=6, c=6
Apply the quadratic formula,
substitute a,b & c with numerical values,
simplify: