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Mathematics 21 Online
OpenStudy (anonymous):

A rectangular piece of fabric is 16ft by 11ft. A triangular area with a height of 5.4ft and a base of 8.2ft is cut from the fabric. How much area is left over?

OpenStudy (anonymous):

\[A = lw - \frac12bh\]

OpenStudy (anonymous):

AREA LEFT = (16x11)-(1/2x5.4x8.2)

OpenStudy (anonymous):

= (176-22.14)

OpenStudy (anonymous):

=153.86ft

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