Subject: Mathematics
Book: Maths Mastery
Angle measurement in degrees and radians is crucial for advanced math, physics, and engineering. The conversion formula is: Radians = (π/180) × Degrees, and Degrees = (180/π) × Radians. Thus, 180° equals π radians, 360° equals 2π radians, and 90° equals π/2 radians. This knowledge is indispensable for tasks like analyzing rotational motion, applying trigonometry in calculus, or programming software that expects radian inputs. Being able to transition effortlessly between these units enriches your understanding of angles and rotational phenomena across multiple domains.
A sphere has a radius of 7 cm. What is its volume?
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View QuestionWhat is the area of a sector of a circle with radius 14 cm and central angle 90°?
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View QuestionIf 3x = 81, what is the value of x?
View QuestionIf a = 5 and b = 12, what is the length of the hypotenuse of a right triangle?
View QuestionIf x^2 - 5x + 6 = 0, what are the roots?
View QuestionWhat is the greatest common divisor (GCD) of 36 and 48?
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