# Triangle + arctangent - math problems

#### Number of problems found: 33

• Ratio iso triangle
The ratio of the sides of an isosceles triangle is 7:6:7 Find the base angle to the nearest answer correct to 3 significant figure.
• Bevel
I have bevel in the ratio 1:6. What is the angle and how do I calculate it?
• Climb
Road has climbing 1:27. How big is a angle corresponds to this climbing?
• Railway
Railway line had on 5.8 km segment climb 9 permille. How many meters track ascent?
• Hole's angles
I am trying to find an angle. The top of the hole is .625” and the bottom of the hole is .532”. The hole depth is .250” what is the angle of the hole (and what is the formula)?
• Height difference
What height difference overcome if we pass road 1 km long with a pitch21 per mille?
• Sphere in cone
A sphere is inscribed in the cone (the intersection of their boundaries consists of a circle and one point). The ratio of the surface of the ball and the contents of the base is 4: 3. A plane passing through the axis of a cone cuts the cone in an isoscele
On a straight stretch of road is marked 12 percent drop. What angle makes the direction of the road with the horizontal plane?
Between cities A and B is route 13 km long of stúpanie average 7‰. Calculate the height difference of cities A and B.
Average climb of the road is given by ratio 1:15. By what angle road average climb?
• Coordinates of square vertices
I have coordinates of square vertices A / -3; 1/and B/1; 4 /. Find coordinates of vertices C and D, C 'and D'. Thanks Peter.
• Traffic sign
There is a traffic sign for climbing on the road with an angle of 7%. Calculate at what angle the road rises (falls).
• Stairway
What angle rising stairway if step height in 20 cm and width 26 cm?
• V-belt
Calculate a length of the V-belt when the diameter of the pulleys is: D1 = 600 mm D2 = 120 mm d = 480 mm
• V-belt
Calculate the length of the belt on pulleys with diameters of 105 mm and 393 mm at shaft distance 697 mm.
• Church tower
Archdeacon church in Usti nad Labem has diverted tower by 186 cm. The tower is 65 m high. Calculate the angle by which the tower is tilted. Result write in degree's minutes.
• Cone
The rotating cone volume is 9.42 cm3, with a height 10 cm. What angle is between the side of the cone and its base?
• Cube - angles
Calculate angle between the wall diagonal and cube base. Calculate the angle between the cube body diagonal and cube base.
• Angle of two lines
There is a regular quadrangular pyramid ABCDV; | AB | = 4 cm; height v = 6 cm. Determine the angles of lines AD and BV.

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See also our trigonometric triangle calculator. Triangle Problems. Arctangent - math word problems.