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Grade 8 Algebra: Word Problems: The Pythagorean Theorem

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Level 2

Rounding to the nearest tenth

  1. 1. Solve:
    A\text{A}square\text{square}field\text{field}has\text{has}sides\text{sides}of\text{of}50\text{50}meters.\text{meters.}How\text{How}long\text{long}is\text{is}its\text{its}diagonal,\text{diagonal,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}
  2. 2. Solve:
    A\text{A}12\text{12}ft\text{ft}ladder\text{ladder}has\text{has}its\text{its}base\text{base}4\text{4}ft\text{ft}from\text{from}a\text{a}wall.\text{wall.}How\text{How}high\text{high}does\text{does}it\text{it}reach,\text{reach,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}
  3. 3. Solve:
    A\text{A}phone\text{phone}screen\text{screen}is\text{is}6\text{6}cm\text{cm}wide\text{wide}and\text{and}13\text{13}cm\text{cm}tall.\text{tall.}Find\text{Find}its\text{its}diagonal\text{diagonal}to\text{to}the\text{the}nearest\text{nearest}tenth.\text{tenth.}
  4. 4. Solve:
    A\text{A}soccer\text{soccer}field\text{field}is\text{is}100\text{100}meters\text{meters}long\text{long}and\text{and}60\text{60}meters\text{meters}wide.\text{wide.}How\text{How}long\text{long}is\text{is}its\text{its}diagonal,\text{diagonal,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}
  5. 5. Solve:
    A\text{A}plane\text{plane}flies\text{flies}30\text{30}km\text{km}north\text{north}and\text{and}then\text{then}40\text{40}km\text{km}east.\text{east.}How\text{How}far\text{far}is\text{is}it\text{it}from\text{from}where\text{where}it\text{it}started?\text{started?}
  6. 6. Solve:
    A\text{A}20\text{20}ft\text{ft}wire\text{wire}runs\text{runs}from\text{from}the\text{the}top\text{top}of\text{of}a\text{a}pole\text{pole}to\text{to}a\text{a}stake\text{stake}9\text{9}ft\text{ft}from\text{from}its\text{its}base.\text{base.}How\text{How}tall\text{tall}is\text{is}the\text{the}pole,\text{pole,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}
  7. 7. Solve:
    A\text{A}bike\text{bike}trail\text{trail}goes\text{goes}3\text{3}miles\text{miles}west\text{west}and\text{and}then\text{then}7\text{7}miles\text{miles}south.\text{south.}How\text{How}far\text{far}is\text{is}the\text{the}straight\text{straight}path\text{path}back,\text{back,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}
  8. 8. Solve:
    A\text{A}box\text{box}is\text{is}10\text{10}in\text{in}long\text{long}and\text{and}7\text{7}in\text{in}wide.\text{wide.}What\text{What}is\text{is}the\text{the}longest\text{longest}pencil\text{pencil}that\text{that}can\text{can}lie\text{lie}flat\text{flat}on\text{on}its\text{its}bottom,\text{bottom,}to\text{to}the\text{the}nearest\text{nearest}tenth?\text{tenth?}