Bangun tersebut berbentuk persegi panjang dengan ukuran&nbsp;

<img align="middle" alt="begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell panjang space end cell rightwards arrow cell space straight p equals 8 space cm end cell row cell lebar space space space space space space end cell rightwards arrow cell space space straight l equals 2 space cm end cell end table end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd»«mi»panjang«/mi»«mo»§#160;«/mo»«/mtd»«mtd»«mo»§#8594;«/mo»«/mtd»«mtd»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»p«/mi»«mo»=«/mo»«mn»8«/mn»«mo»§#160;«/mo»«mi»cm«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»lebar«/mi»«mo»§#160;«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«mo»§#160;«/mo»«/mtd»«mtd»«mo»§#8594;«/mo»«/mtd»«mtd»«mo»§#160;«/mo»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»l«/mi»«mo»=«/mo»«mn»2«/mn»«mo»§#160;«/mo»«mi»cm«/mi»«/mtd»«/mtr»«/mtable»«/mstyle»«/math»" height="39" role="math" 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SIgeD0iMTA0LjUiIHk9IjM1Ij4yPC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iMTIxLjUiIHk9IjM1Ij5jbTwvdGV4dD48L3N2Zz4=" style="max-width: none; vertical-align: -20px;" width="132" />&nbsp;

Maka luas bangun tersebut adalah&nbsp;

<img align="middle" alt="begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row straight L equals cell straight p cross times straight l end cell row blank equals cell 8 cross times 2 end cell row blank equals cell 16 space cm squared end cell end table end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd»«mi mathvariant=¨normal¨»L«/mi»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi mathvariant=¨normal¨»p«/mi»«mo»§#215;«/mo»«mi mathvariant=¨normal¨»l«/mi»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»8«/mn»«mo»§#215;«/mo»«mn»2«/mn»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»16«/mn»«mo»§#160;«/mo»«msup»«mi»cm«/mi»«mn»2«/mn»«/msup»«/mtd»«/mtr»«/mtable»«/mstyle»«/math»" height="61" role="math" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHhtbG5zOndycz0iaHR0cDovL3d3dy53aXJpcy5jb20veG1sL21hdGhtbC1leHRlbnNpb24iIGhlaWdodD0iNjEiIHdpZHRoPSI3MCIgd3JzOmJhc2VsaW5lPSIzMCI+PCEtLU1hdGhNTDogPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtdGFibGUgY29sdW1uYWxpZ249InJpZ2h0IGNlbnRlciBsZWZ0IiBjb2x1bW5zcGFjaW5nPSIwcHgiPjxtdHI+PG10ZD48bWkgbWF0aHZhcmlhbnQ9Im5vcm1hbCI+TDwvbWk+PC9tdGQ+PG10ZD48bW8+PTwvbW8+PC9tdGQ+PG10ZD48bWkgbWF0aHZhcmlhbnQ9Im5vcm1hbCI+cDwvbWk+PG1vPiYjeEQ3OzwvbW8+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPmw8L21pPjwvbXRkPjwvbXRyPjxtdHI+PG10ZC8+PG10ZD48bW8+PTwvbW8+PC9tdGQ+PG10ZD48bW4+ODwvbW4+PG1vPiYjeEQ3OzwvbW8+PG1uPjI8L21uPjwvbXRkPjwvbXRyPjxtdHI+PG10ZC8+PG10ZD48bW8+PTwvbW8+PC9tdGQ+PG10ZD48bW4+MTY8L21uPjxtbz4mI3hBMDs8L21vPjxtc3VwPjxtaT5jbTwvbWk+PG1uPjI8L21uPjwvbXN1cD48L210ZD48L210cj48L210YWJsZT48L21hdGg+LS0+PGRlZnM+PHN0eWxlIHR5cGU9InRleHQvY3NzIj5AZm9udC1mYWNle2ZvbnQtZmFtaWx5OidtYXRoMTAyYTg3YWNkMjZmNTc3MWI0ZDU3YTdkZmIzJztzcmM6dXJsKGRhdGE6Zm9udC90cnVldHlwZTtjaGFyc2V0PXV0Zi04O2Jhc2U2NCxBQUVBQUFBTUFJQUFBd0JBVDFNdk1pN2lCQk1BQUFETUFBQUFUbU50WVhERXZtS1VBQUFCSEFBQUFEeGpkblFnRFZVTkJ3QUFBVmdBQUFBNloyeDVab1BpMlZzQUFBR1VBQUFCSVdobFlXUVFDMnF4QUFBQ3VBQUFBRFpvYUdWaENHc1hTQUFBQXZBQUFBQWthRzEwZUUyclJrY0FBQU1VQUFBQURHeHZZMkVBSFR3WUFBQURJQUFBQUJCdFlYaHdCVDBGUGdBQUF6QUFBQUFnYm1GdFphQnhsWTRBQUFOUUFBQUJuM0J2YzNRQjl3RDZBQUFFOEFBQUFDQndjbVZ3YTF1cmFnQUFCUkFBQUFBVUFBQURTd0dRQUFVQUFBUUFCQUFBQUFBQUJBQUVBQUFBQUFBQUFRRUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQ0FnSUNBQUFBQWcxVUFEZXY5NkFBQUQ2QUNXQUFBQUFBQUNBQUVBQVFBQUFCUUFBd0FCQUFBQUZBQUVBQ2dBQUFBR0FBUUFBUUFDQUQwQTEvLy9BQUFBUFFEWC8vLy94UDhyQUFFQUFBQUFBQUFBQUFGVUF5d0FnQUVBQUZZQUtnSllBaDRCRGdFc0Fpd0FXZ0dBQW9BQW9BRFVBSUFBQUFBQUFBQUFLd0JWQUlBQXF3RFZBUUFCS3dBSEFBQUFBZ0JWQUFBREFBT3JBQU1BQndBQU14RWhFU1VoRVNGVkFxdjlxd0lBL2dBRHEveFZWUU1BQUFJQWdBRHJBdFVDRlFBREFBY0FaUmdCc0FnUXNBYlVzQVlRc0FYVXNBZ1FzQUhVc0FFUXNBRFVzQVlRc0FjOHNBVVFzQVE4c0FFUXNBSThzQUFRc0FNOEFMQUlFTEFHMUxBR0VMQUgxTEFIRUxBQjFMQUJFTEFDMUxBR0VMQUZQTEFIRUxBRVBMQUJFTEFBUExBQ0VMQURQREV3RXlFMUlSMEJJVFdBQWxYOXF3SlZBY0JWMVZWVkFBSUFnQUJWQXRVQ2dBQURBQWNBUmhpd0FSUUFzUUFBRXhDeEFBbmtzUUFCRXhDd0JEeXhCZ2owc0FJOE1BR3hDQUVURUxFQUEvYXdCenl4QVFYMXNBWThzZ1VIQUJEMHNBSThzUWtENXJFRUJmV3dBendUTXdFakVUTUJJNEJWQWdCVlZmNEFWUUtBL2RVQ0svM1ZBQUFBQUFFQUFBQUJBQURWZU01Qlh3ODg5UUFEQkFELy8vLy8xam9UYy8vLy8vL1dPaE56QUFEL0lBU0FBNnNBQUFBS0FBSUFBUUFBQUFBQUFRQUFBK2ovYWdBQUYzQUFBUCsyQklBQUFRQUFBQUFBQUFBQUFBQUFBQUFBQUFNRFVnQlZBMVlBZ0FOV0FJQUFBQUFBQUFBQUtBQUFBTElBQUFFaEFBRUFBQUFEQUY0QUJRQUFBQUFBQWdDQUJBQUFBQUFBQkFBQTNnQUFBQUFBQUFBVkFRSUFBQUFBQUFBQUFRQVNBQUFBQUFBQUFBQUFBZ0FPQUJJQUFBQUFBQUFBQXdBd0FDQUFBQUFBQUFBQUJBQVNBRkFBQUFBQUFBQUFCUUFXQUdJQUFBQUFBQUFBQmdBSkFIZ0FBQUFBQUFBQUNBQWNBSUVBQVFBQUFBQUFBUUFTQUFBQUFRQUFBQUFBQWdBT0FCSUFBUUFBQUFBQUF3QXdBQ0FBQVFBQUFBQUFCQUFTQUZBQUFRQUFBQUFBQlFBV0FHSUFBUUFBQUFBQUJnQUpBSGdBQVFBQUFBQUFDQUFjQUlFQUF3QUJCQWtBQVFBU0FBQUFBd0FCQkFrQUFnQU9BQklBQXdBQkJBa0FBd0F3QUNBQUF3QUJCQWtBQkFBU0FGQUFBd0FCQkFrQUJRQVdBR0lBQXdBQkJBa0FCZ0FKQUhnQUF3QUJCQWtBQ0FBY0FJRUFUUUJoQUhRQWFBQWdBRVlBYndCdUFIUUFVZ0JsQUdjQWRRQnNBR0VBY2dCTkFHRUFkQUJvQUhNQUlBQkdBRzhBY2dBZ0FFMEFid0J5QUdVQUlBQk5BR0VBZEFCb0FDQUFSZ0J2QUc0QWRBQk5BR0VBZEFCb0FDQUFSZ0J2QUc0QWRBQldBR1VBY2dCekFHa0Fid0J1QUNBQU1RQXVBREJOWVhSb1gwWnZiblFBVFFCaEFIUUFhQUJ6QUNBQVJnQnZBSElBSUFCTkFHOEFjZ0JsQUFBREFBQUFBQUFBQWZRQStnQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUF1UWNSQUFDTmhSZ0FzZ0FBQUJVVUU3RUFBVDg9KWZvcm1hdCgndHJ1ZXR5cGUnKTtmb250LXdlaWdodDpub3JtYWw7Zm9udC1zdHlsZTpub3JtYWw7fTwvc3R5bGU+PC9kZWZzPjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iNC41IiB5PSIxNCI+TDwvdGV4dD48dGV4dCBmb250LWZhbWlseT0ibWF0aDEwMmE4N2FjZDI2ZjU3NzFiNGQ1N2E3ZGZiMyIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iMTYuNSIgeT0iMTQiPj08L3RleHQ+PHRleHQgZm9udC1mYW1pbHk9IkFyaWFsIiBmb250LXNpemU9IjE0IiB0ZXh0LWFuY2hvcj0ibWlkZGxlIiB4PSIyOC41IiB5PSIxNCI+cDwvdGV4dD48dGV4dCBmb250LWZhbWlseT0ibWF0aDEwMmE4N2FjZDI2ZjU3NzFiNGQ1N2E3ZGZiMyIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iMzkuNSIgeT0iMTQiPiYjeEQ3OzwvdGV4dD48dGV4dCBmb250LWZhbWlseT0iQXJpYWwiIGZvbnQtc2l6ZT0iMTQiIHRleHQtYW5jaG9yPSJtaWRkbGUiIHg9IjQ3LjUiIHk9IjE0Ij5sPC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJtYXRoMTAyYTg3YWNkMjZmNTc3MWI0ZDU3YTdkZmIzIiBmb250LXNpemU9IjE0IiB0ZXh0LWFuY2hvcj0ibWlkZGxlIiB4PSIxNi41IiB5PSIzNSI+PTwvdGV4dD48dGV4dCBmb250LWZhbWlseT0iQXJpYWwiIGZvbnQtc2l6ZT0iMTQiIHRleHQtYW5jaG9yPSJtaWRkbGUiIHg9IjI4LjUiIHk9IjM1Ij44PC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJtYXRoMTAyYTg3YWNkMjZmNTc3MWI0ZDU3YTdkZmIzIiBmb250LXNpemU9IjE0IiB0ZXh0LWFuY2hvcj0ibWlkZGxlIiB4PSIzOS41IiB5PSIzNSI+JiN4RDc7PC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iNTAuNSIgeT0iMzUiPjI8L3RleHQ+PHRleHQgZm9udC1mYW1pbHk9Im1hdGgxMDJhODdhY2QyNmY1NzcxYjRkNTdhN2RmYjMiIGZvbnQtc2l6ZT0iMTQiIHRleHQtYW5jaG9yPSJtaWRkbGUiIHg9IjE2LjUiIHk9IjU3Ij49PC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iMzIuNSIgeT0iNTciPjE2PC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iNTMuNSIgeT0iNTciPmNtPC90ZXh0Pjx0ZXh0IGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxMCIgdGV4dC1hbmNob3I9Im1pZGRsZSIgeD0iNjYuNSIgeT0iNTEiPjI8L3RleHQ+PC9zdmc+" style="max-width: none; vertical-align: -31px;" width="70" />&nbsp;&nbsp;

Jadi luas bangun tersebut adalah&nbsp;<img align="middle" alt="begin mathsize 14px style 16 space cm squared end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»16«/mn»«mo»§#160;«/mo»«msup»«mi»cm«/mi»«mn»2«/mn»«/msup»«/mrow»«/mstyle»«/math»" height="19" role="math" src="data:image/svg+xml;base64,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" style="max-width: none; vertical-align: -4px;" width="46" />.&nbsp;

<img alt="" src="https://imgix2.ruangguru.com/assets/miscellaneous/png_qinac8_6013.png" style="width: 300px; height: 102px;" />&nbsp;

 
Luas bangun di atas idalah ...<img align="middle" alt="space" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#160;«/mo»«/math»" height="19" role="math" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHhtbG5zOndycz0iaHR0cDovL3d3dy53aXJpcy5jb20veG1sL21hdGhtbC1leHRlbnNpb24iIGhlaWdodD0iMTkiIHdpZHRoPSI1IiB3cnM6YmFzZWxpbmU9IjE2Ij48IS0tTWF0aE1MOiA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1vPiYjeEEwOzwvbW8+PC9tYXRoPi0tPjxkZWZzPjxzdHlsZSB0eXBlPSJ0ZXh0L2NzcyIvPjwvZGVmcz48L3N2Zz4=" style="max-width: none; vertical-align: -3px;" width="5" />&nbsp;

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