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)
7.1(ii) Conversion of an angle given in Do M S form into decimal form and vice versa
7.1(iii) Radian measure of an angle (circular system).
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
7.4 Trigonometric Identities
7.5 Angle of Elevation and Angle of Depression