Cos 42 degrees in radians is written as cos (42° × π/180°), i.e., cos (7π/30) or cos (0.733038. . .). In this article, we will discuss the methods to find the value of cos 42 degrees with examples.

Use our cos(x) calculator to find the cosine of 42 degrees - cos(42 °) - or the cosine of any angle in degrees and in radians.

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Utilice nuestra calculadora cos(x) para calcular el valor del coseno de menos 42 grados - cos(42 °) - o el valor de cualquier otro ángulo en grados o en radianes.

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Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.

Calculate cos(42) cos is found using Adjacent/Hypotenuse. Determine quadrant: Since 0 ≤ 42 ≤ 90 degrees it is in Quadrant I. sin, cos and tan are positive. Determine angle type: 42 90°, so it …

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The cos of 42 degrees is 0.74314, the same as cos of 42 degrees in radians. To obtain 42 degrees in radian multiply 42° by $\pi$ / 180° = 7/30 $\pi$. Cos 42degrees = cos (7/30 × $\pi)$.

What is the value of cos (42) ? The value of cos (42) is 0.74314…