Arc-sector

arc length = 17 cm
area of sector = 55 cm2
arc angle = ?
the radius of the sector = ?

Result

a =  150.532 °
r =  6.471 cm

Solution:  Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! To solve this verbal math problem are needed these knowledge from mathematics:

Looking for help with calculating roots of a quadratic equation?

Next similar math problems:

1. Circle sector Circular sector with a central angle 80 ° has area 1257 cm2. Calculate its radius r.
2. Disc Circumference of the disk is 78.5 cm. What is the circumference of the circular arc of 32° on the disc?
3. Circle's chords In the circle there are two chord length 30 and 34 cm. The shorter one is from the center twice than longer chord. Determine the radius of the circle.
4. Equation Equation ? has one root x1 = 8. Determine the coefficient b and the second root x2.
5. Regular n-gon In a regular n-angle polygon the internal angle is 144 degrees. Find the number n indicating the number of sides of this polygon.
6. Reference angle Find the reference angle of each angle: Find the roots of the quadratic equation: 3x2-4x + (-4) = 0.
8. Roots Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ?
9. Discriminant Determine the discriminant of the equation: ?
10. Algebra X+y=5, find xy (find the product of x and y if x+y = 5)
11. Expression with powers If x-1/x=5, find the value of x4+1/x4
12. Fraction For what x expression ? equals zero?
13. Eq with reciprocal Solve given equation with reciprocal member: a-6/a+10=4/8
14. Holidays - on pool Children's tickets to the swimming pool stands x € for an adult is € 2 more expensive. There was m children in the swimming pool and adults three times less. How many euros make treasurer for pool entry?
15. Mean A student food the mean of 50 items as 38.6. When checking the work he found that he had taken one item as 50 why it should correctly read as 40 in this circumstances. What should be the correct mean?
16. Theorem prove We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
17. 10 pieces How to divide the circle into 10 parts (geometrically)?