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Archy [21]
3 years ago
8

If you travel 4 miles around a circle with a radius of 1 mile, what is the central angle (q)?

Mathematics
1 answer:
mixer [17]3 years ago
4 0

Answer:

229.18 degrees

Step-by-step explanation:

The circumference of a circle with radius r is 2×pi×r.

So if it has a radius of 1 mile, then the circumference is 2×pi×1=2pi miles.

So if we travel 4 miles, then the percentage of this circle we traveled is 4/(2pi)=63.66% approximately.

There are 360 degrees in a circle and we want to how much of that rotation belongs to traveling 4 miles of the circumference of a circle that measures 2pi miles. So 63.66%×360 degrees =229.18 degrees.

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Answer:

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Step-by-step explanation:

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Hope this helped, let me know if you need anything else ^-^

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3 years ago
Read 2 more answers
a 28 ft. ladder leaning against a vertical wall makes an angel of 80 degrees with the ground. How far from the base of the wall
worty [1.4K]

Answer:

The ladder is 4.86 foot from the base of the wall .

Step-by-step explanation:

Given as :

The length of the ladder = 28 ft

The ladder makes angle of 80° with the ground

Let The distance of the ladder from the foot of the wall = x ft

Now, From Triangle BAC

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I.e Cos 80° = \dfrac{\textrm BA}{\textrm AC}

Or, 0.1736 =  \dfrac{\textrm x}{\textrm 28}

Or, x = 0.1736 × 28

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Hence The ladder is 4.86 foot from the base of the wall . Answer

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3 years ago
Bella rollerblades 8 miles in one hour the function rule that represents this situation is 8x where x is the number of hours nak
mihalych1998 [28]
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How do I do, b – a a – b, and what is it called
shtirl [24]

huh?

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4 0
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