Gabarito Nasa
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Transcript of Gabarito Nasa
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7/30/2019 Gabarito Nasa
1/5
= = 4 2 + 6 2 = 6 + 8 = 36 + 64 = 100 = 10
= = 4 2 + 1 2 2 = 2 + 1 4 = 4 + 196 = 200 = 10 2
= = 4 + 4 + 1 2 + 6 = 8 + 6 = 64 + 36 = 100 = 10 + 10 2 10 + 10 200 100+100
200=200 retngulo.
= 1 0 1 02 5
= 50 .. = 2 2 14 6 14 12 1 =
= 1 2 + 4 8 + 8 + 2 4 + 2 4 + 8 =
= 1 1 2 1 2 = 1 0 0
= 2 = 1002 = 50 ..
Outra maneira de calcular a rea:
GABARITO
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7/30/2019 Gabarito Nasa
2/5
, | = =
=
=
= = 8 + 1 1 = 1 6 + 6 4 + 22 + 121 = 1 6 + 22+185 = = + 4 + + 5 = + 8 + 1 6 + + 10 + 25 = + 8 + + 1 0 + 4 1 = = + 6 + 9 = + 1 2 + 3 6 + 18 + 81 = + 1 2 + 18+117
=
1 6 + 2 2 + 1 8 5 = + 8 + + 1 0 + 4 124+32=144 =
1 6 +
2 2 + 1 8 5 =
+ 1 2 +
18+117
2 8 + 4 = 6 8
3 + 4 = 1 8
284=68
De
e temos:
3 + 4 = 1 8284=68 2 5 = 5 0 = 23 + 4 = 1 83 . 2 + 4 = 18
4 = 1 2 = 3
Resposta: 0 ,3
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7/30/2019 Gabarito Nasa
3/5
B ,
C ,
3 , 1 A0 , 0
= + 2
+ 02 = 3 = 2 3
+ 02 = 1 = 2 2 3 , 2
equiltero
= =
2 3 0 + 2 0 = 0 + 0 = 2 3 + 2 4 . 3 + 4 = + = 2 . 2 3 + 4 . 3 + 2.2 + 41 2 + 4 = + + = 16
+ = 4 3 + 1 2 + 4 + 4
4 3 + 4 = 16 3 + = 4 = 4 3
Substituindo em temos:+ 4 3 = 16
+16 8 3 + 3 = 16
4 8 3 = 0 2 3 = 0 . 2 3 = 0 = 0 = 2 3
Sendo = 4 3 , temos:I.
= 0 = 4 3 . 0 = 4
0 ,4 II. = 2 3 = 4 3 . 2 3 = 4 6 = 2
2 3 , 2
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7/30/2019 Gabarito Nasa
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,
, , 0 , 1 2 , , 2
= + +
3
+ + 3 = 23 + + 3 = 13 + + = 2 + + = 1 = + 2
+ 2 = 12 + 2 = 2 + = 1 + = 4 + + = 21 + = 2
= 1
+ + = 14 + = 1
= 3
1 ,3
= + 2
0 , 12 = + 12 , 32 + 1 = 0 = 1
3 = 1 = 4 1 ,4
= + 2 12 , 2 = 12 , + 42
1 = 1 = 2 + 4 = 4 = 0
2 , 0
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7/30/2019 Gabarito Nasa
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B0 , 0
C
3 , 0
A 0 ,4
34 5 3 45 A
8 , 0
B ,
OBS: Por tratar-se do tringulo Pitagrico, vou
dispensar a justificativa do clculo da hipotenusa e,
consequentemente, das coordenadas do ponto A.
= 3 3 = 3 + 6 + 9 + = 9 + 6 = 0
= 4 4 = 8
+
1 6 + 6 4 + =16 + 1 6 + 4 8 = 0
De , temos: + = 6Substituindo em , vem que: + 1 6 + 4 8 = 06 1 6 = 4 8
1 0 = 4 8 = 4 , 8 + = 6e = 4 , 8 4,8 + = 6 .4,823,04+ =28,8 =5,76 =2,4 1 4,8 ; 2,4