that arc is 140/360

**of**the**circle**i.e. 7/18**of**the**circle**so its**area**is 7/18**of**pir^2 = 7?18(3.14*10^2) = 7/18*(3.14 * 199) m^2 = 7/18 * 314...1 Answers · Education & Reference · 03/04/2017

2r r*theta = 7 => theta = (7-2r)/r (1/2)r^2 * theta = 3 => (1/2)r (7-2r) = 3 => 2r^2-7r 6 = (2r-3)(r-2) = 0 r = 1.5 cm, 2 cm

2 Answers · Education & Reference · 27/02/2017

s=arc length 11=radius(theta) 11=radius(2.2 radians) 11/2.2=radius 5=radius (unit: cm) k=

**sector area**k=1/2[(5)squared]theta k=1/2(25)(2.2) k=27.5 (unit: (cm)squared/radians)2 Answers · Education & Reference · 27/02/2017

Formula for area of sector = (πr²*u)/360, where r is the radius and u is the central angle Here r = 10 in and u = 37 deg. So its area is: π(10²)*(37/360) sq in [Choice A ]

1 Answers · Education & Reference · 06/07/2016

1. No. some sides are congruent 2. Number

**of**sides and length**of**one side 3. Apothem goes from centre to side, radius goes to vertex You get the idea.4 Answers · Education & Reference · 07/03/2016

### I have so much homework tonight, wanna google the answers to these simple geometry questions for me?

What are you doing here.

1 Answers · Education & Reference · 07/03/2016

Without more information you cannot find the central angle. Such as the

**area of**the**sector**.1 Answers · Education & Reference · 20/10/2014

### What are key things I need to know for the geometry SOL? what are key factors I should be reviewing?

... circles can be divided and how circumference vs arclength, angle vs 360,

**area**vs**area of a sector**all relate - circles : arc, chord, tangent, secant, two secants and their proportionality within**a**...2 Answers · Education & Reference · 04/08/2014

The sector of a circle has an area of 24π in^2 and the radius... in sector ..........----------------------- = -------------------------- ............. area of circle ............ area of sector ...

3 Answers · Education & Reference · 20/05/2014

... area of the whole circle is πr^2 dividing the sector area by the circle area shows what fraction of the circle the sector is the whole circle is 360º , multiply by the fraction that the...

1 Answers · Education & Reference · 07/05/2014