Math Trigonometry And Mensulation And Three Dimention S4 Caltec S.3

TRIGONOMETRY AND MENSULATION If tan 600 = express in the form The figure is a net of a right circular cone Calculate a) lengths of Arc AB b) Value of r. 4. Given that , find for 5. Given that OA = r cm , OB = R cm and the length of BC = L cm. Show that the area of the unshaded part is equal to Find the largest angle of the triangle below; ABCDEFGH is a cuboid with ,and Calculate the: length BE length EC angle BEC angle between plane BEC and ABCD. Given that 15 = - 8 and that 0° 270°, without using tables or calculators evaluate 4 + . Draw a graph of y = sin 2x for 0 . hence find the value of x when sinx = 0.5