Answer:
Complementary angles
Step-by-step explanation:
The sum of the 2 angles = 27° + 63° = 90°
This is the definition of Complementary angles
Answer:
12.
Step-by-step explanation:
I'm sorry. I really don't know what you mean. I just wrote 12 because you want only the number twelve?
X<1 Because everything less than 1 multiplied by 3 will be less than 3
Answer:
B
Step-by-step explanation:
Answer:
area is 9cm2 perimeter 20 cm