Cosine - math word problems - last page

Number of problems found: 286

  • Trigonometry
    If you know that cos(γ) = sin (806°), what is the angle γ?
  • Steeple
    The church tower is seen from the road at an angle of 52°. When we zoom out to 29 meters away, it can be seen at an angle of 21°. How high is it?
  • Chord MN
    Chord MN of the circle has distance from the center circle S 120 cm. Angle MSN is 64°. Determine the radius of the circle.
  • Triangle SAS
    Calculate the triangle area and perimeter if the two sides are 46 m and 33 m long and angle them clamped is 170 °.
  • Rotation of the Earth
    Calculate the circumferential speed of the Earth's surface at a latitude of 34.5°​​. Consider a globe with a radius of 6378 km.
  • Right triangle
    Calculate the unknown side b and interior angles, perimeter, and area of ​​a right triangle if a=10 cm and hypotenuse c = 16 cm.
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