EXERCISE 5.1 General section 1. Find the area of the following figures. a) (i) A triangle of sides 8 cm, 7 cm and 5 cm (ii) A triangle of base 10 cm and height 6 cm (iii) An equilateral triangle of each side 4 cm The diagram shows a ruu 00 m and two semicirc Calculate i) the total distance aro ii) The total surface are (iv) A right angled triangle with perpendicular 12 cm and base 16 cm b) A rectangle of length 7.5 cm and breadth 4.2 cm c) A square of each side 6.5 cm The adjoining circle wi d) A parallelogram of base 8.4 cm and height 5 cm square drawn inside e) A rhombus with diagonals 5.4 cm and 7.5 cm region. f) A quadrilateral with diagonal 8 cm, and heights from opposite verticeste 4 cm and 6 cm respectively. g) A trapezium with opposite parallel sides 5 cm and 9 cm and height 6.8 The shape alongside h) A circle with radius 7 cm radius of 14 cm. Find ) the length of arc 2. Calculate the area of the shaded regions. (ii) the perimeter of a) b) c) fiii) the area of the 10 cm d) V the area of the​