Math 10
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7.1 Measurement of an Angle
7.1 Measurement of an Angle
7.1(i) Measurement of an angle in sexagesimal system (degree, minute and second)
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7.1(iii) Radian measure of an angle (circular system).
7.2(i) To establish the rule l = r?, where r is the radius of the circle, l is the length of circular arc and q is the central angle measured in radian
7.2 Sector of a Circle
7.2 Sector of a Circle
7.2(ii) Area of a circular sector
7.3 Trigonometric Ratios
7.3 Trigonometric Ratios
7.3(i-a) General Angles (Coterminal angles)
7.3(i-b) Angle in Standard Position
7.3(ii) The Quadrants and Quadrantal Angles
7.3(iii) Trigonometric ratios and their reciprocals with the help of a unit circle.
7.3(iv) The values of trigonometric ratio for 45, 30 & 60 degree.
7.3(v) Signs of trigonometric ratios in different quadrants
7.3(vi) Values of remaining trigonometric ratios if one trigonometric ratio is given
7.3(vii) Calculate the values of trignometric ratios for 0, 90, 180, 270, 360 degree
7.4 Trigonometric Identities
7.5 Angle of Elevation and Angle of Depression
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