Maths Lit Worksheet - Estimating And Measuring (answer)

SAEP Matric Success – Zisukhanyo Maths Lit Worksheet Tuesday 3rd March 2009 Estimating and measuring – ANSWERS 1. Exam Success, Activity 4.4, Q2 a) 2 100 cm2 c) 252 litres

b) 252 000 cm3 d) 1,9764 m2 of stainless steel

2. Exam Success, Activity 4.5, Q2 a) 141,11 m3 b) 54 m2 c) 15,43 litres d) 44 m2. Cost = R550 e) Number of tiles = 962,5. Estimate number = 1 000 tiles. 3. Exam Success, Activity 4.5, Q3 a) 386 mm ii) 137,26 cm3 c) 842 cm2 4. Exam Success, Activity 4.6, Q1 a) 2 377 mm3 c) 6,3 cm2

b) i) 1 280,9 cm3 iii) 457,3 cm3

b) 3 138 cm3 d) 302,4 ml. Provide at least 310 ml of paint.

5. Exam Success, Activity 4.6, Q2 a) 2,83 m b) Conical = 30,35 m2. Hemispherical = 37,7 m2 c) Conical = 8 377,5 litres. Hemispherical = 16 755 litres d) 2 : 1 6. Exam Success, Activity 4.6, Q3 a) 0,047 m3

b) 19,98 m3

7. Exam Success, Module Check 4, Q1 a) 129 km/h b) 63,1 mm c) 4 ft and 6 inches d) 1,71 litres e) 4,5 kg 8. Exam Success, Module Check 4, Q4 a) 546 m, 637m and 819 m. Perimeter = 2 002 m b) 173 703,7 m2 c) 17,37 ha