Question 38 If AB is a diameter of O O then which statement
     Question 38 If AB is a diameter of O O, then which statement must be true? 0 O DC is complementary to DA Moving to aeter oest on wi save ts response O Type here to search esc f2 f3 f4 f5 2 3 4  
  
  Solution
Answer: (a) AC ? CB
Reson:
If an angle is inscribed in a semicircle, it will be half the measure of a semicircle (180 degrees), therefore measuring 90 degrees.
therefore AC is perpendicular to CB

