Question

1 What fraction of an hours is (a) 27 minutes (b) 35 minutes.
2. Find the value of -20 • (-23) - 12.
3. Find the number of night angle stand by the hour hand of a dock when it goes from: (a)
4. Define the terms. (A) open figure (8) polygon ( Quadrilateral D chord of a orde.​

Answer 1

Answer:

1. a 27 / 60 = 9/ 20 . b 35/60 = 7/12
2. -20×-23 = 460 -12 = 448