Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02
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Transcript of Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02
![Page 1: Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02](https://reader033.fdocuments.net/reader033/viewer/2022042522/559ca0041a28ab223f8b46c1/html5/thumbnails/1.jpg)
AREAS Y PERIMETROS DE
LOS CUADRILATEROS
Matemática: Geometría
![Page 2: Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02](https://reader033.fdocuments.net/reader033/viewer/2022042522/559ca0041a28ab223f8b46c1/html5/thumbnails/2.jpg)
![Page 3: Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02](https://reader033.fdocuments.net/reader033/viewer/2022042522/559ca0041a28ab223f8b46c1/html5/thumbnails/3.jpg)
CUADRADO
• Perímetro: Suma de los lados:
• Área: Lado por lado
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L
L
L
L
Perímetro= Suma de los lados
P= L+L+L+L= 4L
EJEMPLO:
L= 2 cm
Perímetro=
2 cm +2 cm+2 cm +2 cm = 4cm *2cm = 8cm
![Page 5: Areasyperimetrosdefigurasplanas cuadrilateros-100616121414-phpapp02](https://reader033.fdocuments.net/reader033/viewer/2022042522/559ca0041a28ab223f8b46c1/html5/thumbnails/5.jpg)
L
L
L
L
Área= Lado por lado
A= L*L= L al cuadrado
EJEMPLO:
L= 3 cm
Área=
3 cm * 3 cm = 3cm al cuadrado= 9 cm2
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RECTANGULO
• Perímetro: Suma de los lados
• Área: Lado menor por lado mayor.
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L
L
l l
Perímetro= Suma de los lados
P= L+l+L+l= 2L+2l
EJEMPLO:
L= 5 cm
Perímetro=
2*5cm + 2*3cm= 10cm + 6 cm= 16 cml = 3cm
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L
L
ll
Área= Lado menor por Lado mayor.
A= L*l
EJEMPLO:
L= 5 cm
l = 3cmÁrea=
3cm * 5cm= 15 cm2
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Romboide
• Perímetro: Suma de los lados.
• Área romboide = Área rectángulo.(En este caso Lado menor = h y Lado mayor = b)
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L
L
l l
Perímetro= Suma de los lados
P= L+l+L+l= 2L+2l
EJEMPLO:
L= 4 cm
l = 2 cmPerímetro=
2*4cm + 2*2cm= 8cm + 4 cm = 12cm
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Área = b*a
EJEMPLO:
b= 4 cm
h= 2 cmÁrea=
4cm * 2cm = 8 cm2
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ROMBO
• Perímetro: Suma de los lados.
• Área: Diagonal mayor por Diagonal menor, dividido en dos.
Diagonal mayor (D)
Diagonal menor (d)
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L
L
Perímetro
P= L+L+L+L= 4L
Diagonal mayor (D)
Diagonal menor (d)
Área
A= D⋅d 2
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TRAPECIO
• Perímetro: Suma de los lados
• Área: Semisuma de las bases por la altura, dividido en dos.
Trapecio rectángulo
Trapecio isósceles
Trapecio escaleno
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Perímetro
P= L1+L2+L3+L4
L1
L1
L2
L2
L3
L3
L4
L4
L2
L1
L3
L4
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b
B
b
b
B
B
h
h
h
Trapecio rectángulo
Trapecio isósceles
Trapecio escaleno
Área
A= (B+b)*h
2
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TRAPEZOIDE
• Perímetro: Suma de los lados
• Área: Se divide el trapezoide en dos triángulos, se calcula el área de cada uno de ellos y luego se los suma.
Triangulo 1
Triangulo 2
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L1
L3
L2
L4
Perímetro
P= L1+L2+L3+L4
Triangulo 1Triangulo 2
Área
A= b1 * h1 + b2 * h2
2 2
h1h2