Answer:
Step-by-step explanation:
Area=πr²
area= π(12)²
area=452.4cm²
... <span>exactly one output for each input
This is an important concept; be certain that you understand it.
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Answer:
x=16
Step-by-step explanation:
50+40=90
40-8=32
32/2=16
x=16
Sorry, It seems like i dont have a sign to look of of, I can help you when you post that though!
Answer:
a) 21
b) 78.5 - 28.3 - 12.57 = 37.63
Step-by-step explanation:
For the triangle, you want to use the formula 1/2 base times height and then subtract 2 time 2. For the circle, the formula is pi times the radius squared. Then, subtract the other circles using the same formula. I hope this helps! Please mark me brainliest because I have been scammed many times. Please and thank you.
