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lexiamee

  • 2 years ago

Geometry

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  1. lexiamee
    • 2 years ago
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    |dw:1365099832857:dw|

  2. lexiamee
    • 2 years ago
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    what is the area of the triangle ? How do I do this ?

  3. klimenkov
    • 2 years ago
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    What is it? |dw:1365100354905:dw|

  4. lexiamee
    • 2 years ago
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    thats 81 degress

  5. OhMaiGosshh
    • 2 years ago
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    The area of a triangle is 1/2 x base x height. So plug all the information in, and you'll get 1/2 x 8 x 12 = 48 cm

  6. lexiamee
    • 2 years ago
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    47.4 cm2 94.8 cm2 7.5 cm2 303.1 cm2 these are my choices

  7. klimenkov
    • 2 years ago
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    \(\frac12\cdot12\cdot8\cdot\sin 81^\text{o} \)

  8. lexiamee
    • 2 years ago
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    I got 486

  9. klimenkov
    • 2 years ago
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    Calculate again.

  10. lexiamee
    • 2 years ago
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    i did

  11. klimenkov
    • 2 years ago
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    What is an answer?

  12. lexiamee
    • 2 years ago
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    i dont know

  13. klimenkov
    • 2 years ago
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    Can you use a calculator?

  14. lexiamee
    • 2 years ago
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    yes . I did

  15. klimenkov
    • 2 years ago
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    Please, compute the expression I wrote above using your calculator.

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