Answer:
B
Step-by-step explanation:
if it is warm the Megan is swimming
Interior angle add up to 360, so you add
(a+10) + (3a+10) + (5a-10) + (3a-10) = 12a
12a =360
a= 30
30+10=40
3(30)+10=100
5(30)-10=140
3(30)-10=80
You can double check they're correct by doing 40+100+140+80, which equals 360.
Answer:
1. A. similar
2. C.
3. B. all congruent figures are also similar figures.
4. B. 22.5
5. D. two hexagons
