1 centimetre=0.1 decimetre
therefore the answer is 2.5 decimetres.
131.88 or jus do radius times 2 so 21+ 21 = 42.
42 x pi(3.14) = 131.88
Answer:
6.25 would be the answer I believe but I don’t know your choices
Step-by-step explanation:
Answer:
red is 50% blue is 25%
Step-by-step explanation:
red is half the circle so it would be 50% and blue is half of a half so 25%