3 years ago

(9m + 10) x2 please solve this if u do u get 30 points

Mathematics

1 answer:

agasfer [191]3 years ago

4 0

Answer:

18m+20

Step-by-step explanation:

Hope this helps ya

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Can somebody help solve either of these?

Leya [2.2K]

First one:
The circumference of the whole circle is (2π x the radius),
and 60° is (60/360) = 1/6 of the whole circumference.

Second one:
The area of the whole circle is (π x the radius²), and
the 40° sector is (40/360) = 1/9 of the whole area.

I hope this is enough help.

8 0

3 years ago

3b-4/2 = c (solve for b)<br><br> please show work, thanks!

liq [111]

Answer:

Step-by-step explanation:

1. multiply both sides by 2

2. add 4 to both sides

3b=2c+4

3. divide both sides by 3

b= $\frac{2b+4}{3}$