2. A rectangular prism shaped room measures 3.5 m wide, 4.2 m long,...

Question

# 2. A rectangular prism shaped room measures 3.5 m wide, 4.2 m long,...

2. A rectangular prism shaped room measures 3.5 m wide, 4.2 m long, and 2.4 m high. All surfaces except the floor are to be painted.

a) What is the surface area of the space to be painted? Round your answer to 1 decimal place.

b) A typical paint can will cover 35 m2 of surface area and is on sale right now for \$40 a can. How much will it cost to paint this room?

Solved by verified expert

sectetur

10,000 step-by-step explanations

<p>sectetur<br/><span class="eqneditor-formula" data-value="a.\,\,51.66 \,\,m^2"><span class="katex"><span class="katex-mathml"></span><span class="katex-html"><span class="base"><span class="strut" style="height:.8141079999999999em;vertical-align:0em;"></span><span class="mord mathnormal">s</span><span class="mord">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord">s</span><span class="mord">s</span><span class="mord">s</span><span class="mord">s</span><span class="mord">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord"><span class="mord mathnormal">s</span><span class="msupsub"><span class="vlist-t"><span class="vlist-r"><span class="vlist" style="height:.8141079999999999em;"><span style="top:-3.063em;margin-right:.05em;"><span class="pstrut" style="height:2.7em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight">s</span></span></span></span></span></span></span></span></span></span></span></span></p><p><span class="eqneditor-formula" data-value="b.\,\, 2\,\,cans\,\,(some\,\,paint\,\,will\,\,be\,\,left)"><span class="katex"><span class="katex-mathml"></span><span class="katex-html"><span class="base"><span class="strut" style="height:1em;vertical-align:-.25em;"></span><span class="mord mathnormal">s</span><span class="mord">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mopen">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord mathnormal" style="margin-right:.02691em;">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal" style="margin-right:.01968em;">s</span><span class="mord mathnormal" style="margin-right:.01968em;">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord mathnormal">s</span><span class="mord mathnormal">s</span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mspace" style="margin-right:.16666666666666666em;"></span><span class="mord mathnormal" style="margin-right:.01968em;">s</span><span class="mord mathnormal">s</span><span class="mord mathnormal" style="margin-right:.10764em;">s</span><span class="mord mathnormal">s</span><span class="mclose">s</span></span></span></span></span></p>

1 attachment
JPG