Meadow is a circle with radius r = 34 m. How long must a rope to tie a goat to the pin on the perimeter of the meadow to allow goat eat half of meadow?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this verbal math problem are needed these knowledge from mathematics:
Next similar examples:
- Equilateral triangle
How long should be the minimum radius of the circular plate to be cut equilateral triangle with side 7 mm from it?
- Hexagon A
Calculate area of regular hexagon inscribed in circle with radius r=9 cm.
- Arc and segment
Calculate the length of circular arc l, area of the circular arc S1 and area of circular segment S2. Radius of the circle is 33 and corresponding angle is ?.
Determine the dimensions of the cuboid, if diagonal long 31 dm has angle with one edge 61° and with other edge 52°.
- Trapezoid MO
The rectangular trapezoid ABCD with right angle at point B, |AC| = 12, |CD| = 8, diagonals are perpendicular to each other. Calculate the perimeter and area of the trapezoid.
Determine angles of the right triangle with the hypotenuse c and legs a, b, if: ?
- Regular 5-gon
Calculate area of the regular pentagon with side 7 cm.
How many m2 of copper plate should be to replace roof of the tower conical shape with diameter 24 m and the angle at the vertex of the axial section is 144°?
- Triangle SAS
Calculate area and perimeter of the triangle, if the two sides are 51 cm and 110 cm long and angle them clamped is 130°.
Mast has 13 m long shadow on a slope rising from the mast foot in the direction of the shadow angle at angle 15°. Determine the height of the mast, if the sun above the horizon is at angle 33°.
The observer sees straight fence 100 m long in 30° view angle. From one end of the fence is 153 m. How far is it from the another end of the fence?
Between cities A and B is route 7 km long of fall average 4‰. Calculate the height difference of cities A and B.
- Largest angle of the triangle
Calculate the largest angle of the triangle whose sides have the sizes: 2a, 3/2a, 3a
Calculate the area of regular pentagon, which diagonal is u=19.
- Trigonometric functions
In right triangle is: ? Determine the value of s and c: ? ?
- Right angled triangle 3
Side b = 1.5, hypotenuse angle A = 70 degrees, Angle B = 20 degrees
On the road sign, which informs the climb is 8.7%. Car goes 5 km along this road. What is the height difference that car went?