Circular segment

Calculate the area S of the circular segment and the length of the circular arc l. The height of the circular segment is 2 cm, and the angle α = 60°.

Help formula: S = 1/2 r². (Β-sinβ)

Your answer:

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You need to know the following knowledge to solve this word math problem:

geometry

inscribed angle theorem

planimetry

Pythagorean theorem
right triangle
circle
area of a shape
perimeter
triangle
circular sector
circular segment

goniometry and trigonometry

sine

Units of physical quantities

unit conversion
area
length
angle

Grade of the word problem

high school

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