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related to: how to find the area of a sector formula

(30/360)*π(4)^2 Find area of 30 out of the 360 degrees and use area formula

1 Answers · Science & Mathematics · 18/02/2012

There are two common (but not

**the**only) methods**to**solve this. First method: (By**formula**) Note that**the formula**for**the area of a sector**is 1/2 * r^2 * theta, where r is**the**radius**of the**circle (which ...1 Answers · Science & Mathematics · 03/07/2013

... at the center between the two radius points at the ends of the arc . θ must be in radians] area of a sector = (1/2)θr²,[ this is the area between the arc, and the two radius ...

1 Answers · Science & Mathematics · 10/12/2013

**The formula**for arc length is**a**fraction**of the**whole circumference based on**the**central angle.**The formula**for**sector area**is**a**fraction**of the**whole**area of a**circle based on**the**central angle.1 Answers · Science & Mathematics · 16/07/2013

πr².(θ/2π) =r²θ/2

3 Answers · Science & Mathematics · 11/04/2010

Sectors are a bit like triangles with altitude r and base rθ, the arc length of the sector . So the area is (1/b)(base)(altitude... designed to make all these formulas simple.

2 Answers · Science & Mathematics · 11/01/2010

... and: s = r θ where θ is the central angle in radians Area of sector = pi r^2 * θ/360 where θ is the central angle in degrees and: A = r^2 θ/2 where θ is the central angle in radians

1 Answers · Science & Mathematics · 30/06/2013

... more than one way

**to find**arc length and**sector area**. It depends on..., Height**of**segment, Central ...two**of**these, you can calculate**the**rest. :::::**A sector**is**a**wedge**of the**...1 Answers · Science & Mathematics · 10/07/2013

we know

**the**full length**of a**circle is nothing but... 2 x pi x r and also**the**internal angles total**to**360**the**length**of**an arc in this circle with theta...x r x theta / 360 put this**formula**in**the**question, then it will be...1 Answers · Science & Mathematics · 12/06/2009

**a**= r ( theta ) and theta is**the**central angle in radians and r is**the**radius**Area of**circle /**Area of sector**= (degrees in circle**of**circumference) / arc angle**Area of**circle * arc angle / 360 =**Area of sector**.1 Answers · Science & Mathematics · 17/04/2014