simple
Explanation:
bcoz there isn't a helping word nor a compound
Formula of circle:
C= 2πr
The radius is half of the diameter, so divide 9 by 2
18/2=9
Then plug in 9 as the radius in the formula.
C= 2π(9)
Using you calculator multiply 2 by the symbol "π" and 9
Exact Form is 18π
Decimal Form is 56.54866776...
Answer:
A. Po ang answer
Explanation:
Mark me as brainiest please
Answer:
A. Einstein's theory led scientists to discover black holes.
B. Thinking of space as blanket-like changed how scientists viewed gravity.
D. Newton and Einstein both had theories about gravity that worked.
Explanation: