15. Based on the figure above, which polygons are congruent?
a Band
b. G and H
c. B and E
d. Band 1
16. What polygon can you form by combining B, C and D?
a hexagon
b. octagon
c. nonagon
d. decagon
17. Which of the following form a pentagon?
a. A, B and C
b. G and H
c D and F
d. Cand I
18. What do you call a closed plane figure that is not made up of line segments?
a triangle b. circle
C. octagon
d. sphere
19. How do we name a circle?
a by its radius b. by its diameter c. by its center d. by its side