Simplify.
3^2+ (9-8/2)

Hi there! Hopefully this helps!

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14.

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First we calculate 3 to the power of 2 and get 9.

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9 + 9 - = 14.

Now we add 9 + 9 to get 18.

18 - = 14.

Then, we divide 8 by 2 to get 4.

18 - 4 = 14.

Then we subtract 4 from 18 to get.....You guessed it, 14!

7/2

(decimal: 3.5)

welcome ; )

step-by-step explanation:

the circumference of a circle is, 10.676 cm.

step-by-step explanation:

the formula for circumference of a circle is given by:

where

c is the circumference of a circle and

d is the diameter of a circle.

given: diameter(d) = 3.4 cm and use

substitute these values in [1] we get;

cm

therefore, the circumference of a circle is, 10.676 cm