19. when written as the product of their prime factors,
p is 24 x 33 x 7,
q is 22 x 3 x 53,
r is 23 x 32 x 72
(i) is p x r a perfect square? how can you tell?
(ii) is 18q a perfect cube? how can you tell?

Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next