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1. ### The area of a sector of a circle with a radius of 15 cm is 75pi cm^2. ?

The area of a sector of a circle with a radius of 15 cm is 75pi cm^2. ? Total circle Area ...

11 Answers · Science & Mathematics · 28/05/2020

2. ### Find the area of a sector of a circle with radius 20 ft and a central angle of 65°.?

Circle with radius, r, = 20 ft has a sector subtending a central 65° angle; Area of circle = 400pi ft^2;( Area of sector )/( area of circle ) = (65/360). Area of sector ...

1 Answers · Science & Mathematics · 06/10/2020

3. ### Trigonometry ?

Are of a circle is pi x radius squared  We are looking at 75/360 of the circle Pi*6.4^2*(75/360)=8.5pi

1 Answers · Science & Mathematics · 01/11/2020

4. ### A diagram shows a circle centre o,radius 9cm.The tangent to the circle at A meets OB produced at T.The area of the sector OAB is 24cm^2. ?

Area of a sector of radius r and angle θ             Area = ½r²θ... = ( OA ) tanθ     AT = 9 tan(16/27) ━━━━━━━━━ Area of Triangle OAT Area = ½ ( OA )( AT...

1 Answers · Science & Mathematics · 01/06/2020

5. ### Find the area of the sector formed by central angle θ = 2.6 in a circle of radius r = 4 inches. ?

The area of a circular sector is given by: A = Θr²/2 where Θ ...

2 Answers · Science & Mathematics · 15/10/2020

6. ### a central angle in a circle has a measure of 34.4 and the measure of the area of its sector is 139.6 square units. what is the radius?

... area of a full circle is: A = πr² Given a full circle is 360°, the area of a sector (with central angle θ) is a fraction of full circle --> θ/360° So the...

4 Answers · Science & Mathematics · 11/08/2020

7. ### Find the area of a sector though the central angle?

area of circle = π9.5² m² area of sector = ((3π/7)/2π)(π9.5²) = (3/14)(π9.5²) = 60.8 m²

1 Answers · Science & Mathematics · 20/11/2020

8. ### Area of Shaded Segment?

...120° = 2π/3 rad Area of the shaded segment = ( Area of the sector ) - ( Area of the triangle) = [(1/2) × 3² × (2π/3) - (1/2) × 3² × sin(120°)] ...

2 Answers · Science & Mathematics · 29/07/2020

9. ### Use polar coordinates to find the volume of the given solid. Above the cone z = sqrt x2 + y2 and below the sphere x2 + y2 + z2 = 49?

... the height of the circle where cone meets sphere... at the spherical surface of the sector . Its height is... image is a right cylinder having...7 height = [14 - 7√(2)]/2 area = 14π[14 - 7√(2)]/2 = 49...

1 Answers · Science & Mathematics · 27/06/2020