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Glencoe Math: Course 3, Volume 2

GM

Glencoe Math: Course 3, Volume 2 View details

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Exercise 9 Page 586

Substitute 3.14 for π in the expression.

283.4

Practice makes perfect

To evaluate the given expression for π=3.14, we should substitute 3.14 for π in the given expression and then simplify.

π * (19 ÷ 2)^2

π= 3.14

3.14* (19 ÷ 2)^2

a÷ b=a/b

3.14* (19/2)^2

Calculate quotient

3.14 * (9.5)^2

Calculate power

3.14* (90.25)

Multiply

283.385

Round to 1 decimal place(s)

283.4

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