Anna bought a sofa set which cost $380 excluding GST.
Given that GST is at 7%, find
(i) the amount of GST she paid,
(ii) the total amount of money she paid for the sofa set.

If ac = 12 and ab=7 is it possible that bc =10

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?