Answer:
circumfrence = 2 x pi x r
C = 2 x 3.14 x 3
C = 18.84 feet
Don't agree with Conclusion.
Mistake was he didn't multiply by pi (3.14)
Step-by-step explanation:
Answer:
49.5
Step-by-step explanation:
90% of 55 is 49.5
Answer:
BD = 8 cm
Step-by-step explanation:
Point O divides the diagonals proportionally, so ...
... AO/AC = BO/BD = 3/4
Then ...
... BO = BD·3/4 . . . . . multiply by BD
... BD = 4/3·BO = 4/3·(6 cm) . . . . . multiply by 4/3; substitute the value of BO
... BD = 8 cm
Answer:

Step-by-step explanation:
Solve for the value of
:

-Take
and add it to
:


-Add both sides by
:


-Divide both sides by
:


Thus, the value of
is
.