Complementary angles add up to 90.
First angle:x
Second angle:3x
x+3x=90
4x=90
x=22.5
The first angle is 22.5 degrees and the complement is 67.5
I believe that the answer is A
2. always
Percents tell us how many parts a certain thing has out of a total of 100 parts; thus, the denominator is always 100.
Answer:
there are 48 blue cards
Step-by-step explanation:
4+4+4+4+4+4+4+4+4+4+4+4+3+3+3+3+3+3+3+3+3+3+3+3=84
4×12 =48
Yes you are correct, 20 is equal to 2000s
