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Big Ideas Math: Modeling Real Life, Grade 6
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Big Ideas Math: Modeling Real Life, Grade 6 View details
1. Multiplying Fractions
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Exercise 11 Page 48

To find the area of the triangle, calculate half of the product of the base and the height.

63in.^2

Practice makes perfect

Let's find the area of the given triangle. The area of a triangle is half the product of its base and its height.

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In the given triangle, we can see that the base is 18 inches and the height is 7 inches. We can substitute these two values into the formula for the area of a tri</premium>angle and simplify. Let's do it!
A=1/2bh
SubstituteII

b= 18, h= 7

A=1/2( 18)( 7)
â–Ľ
Evaluate right-hand side
Multiply

Multiply

A=1/2(126)
MoveRightFacToNumOne

1/b* a = a/b

A=126/2
CalcQuot

Calculate quotient

A=63
The area of the triangle is 63 square inches.
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