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1. ### 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

2. ### What's the probability that the coin comes up heads, the die comes up less than 4, and the roulette wheel comes up with a # greater than 11 ?

Because the three events are independent from each other (for ex., the coin does not influence the roulette), you multiply the individual probabilities of each event. Assuming all instruments are "fair" (each outcome is equally possible - for ex...

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

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. ### 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

5. ### 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...

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

6. ### Ends of a chord ( T and S ) slide along the circumference, such that chord TS always remains horizontal ....... ?

By the ratio of the two sectors , I suppose you mean minor and major sectors TS. Referring...θ) = -0.1r -rsin(θ) dθ/dt = -0.1r dθ/dt = 1/[10sin(θ)] The ratio of the sector areas is equal to the ratio of their central angles...

1 Answers · Science & Mathematics · 23/08/2020

7. ### 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?

... = 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

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...

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?

... radius 7. The region you defined (sort of) is a conic sector . Find the height of the circle where cone meets sphere. z = r z = √(49...

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

10. ### Can you please explain me how to solve this math question?

... region = Area of two triangles - Area of circle sector delineated by angle AOB.     Area of shaded region...

4 Answers · Science & Mathematics · 05/06/2020