
Geometría
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
Lorena Toyos
Used 77+ times
FREE Resource
4 Slides • 9 Questions
1
Áreas de Figuras Planas
2
Vamos a recordar cómo se calculaban las áreas de las figuras planas, pero antes.... ¿Qué es eso del área?
El área es la porción de plano que ocupa una determinada figura.
3
¿Cómo se calculan las áreas?
Para calcular las distintas áreas, lo primero que tenemos que identificar es de qué figura se trata.
Una vez hecho esto, nos fijaremos en la fórmula que nos permitirá hacer el cálculo.
Sustituímos los datos que conocemos y calculamos los desconocidos.
4
Os dejo las fórmulas para calcular las áreas de las principales figuras planas.
Recuerda que el resultado deberás expresarlo en unidades 2
Y recuerda el área no es lo mismo que el perímetro. El perímetro es simplemente sumar todos los lados de la figura, y su resultado se expresa en unidades lineales.
5
Multiple Choice
Cuál es el área de un triángulo cuya base mide 35, la altura 20m
700 m²
350 m²
55 m²
34 m²
6
Multiple Choice
Área de un rectángulo cuyos lados miden 7 cm y 6 cm
26 cm2
21 cm2
42 cm2
13 cm2
7
Multiple Choice
CALCULA SU ÁREA
36 m
36 cm2
36 m2
36 cm
8
Multiple Choice
Área de un cuadrado cuyo lado mide 6 cm
12 cm2
24 cm2
36 cm2
48 cm2
9
Multiple Choice
Área de un polígono regular
Base x altura: 2
Diagonal mayor x diagonal menor: 2
Perímetro x apotema : 2
Lado x lado
10
Multiple Choice
Área del rectángulo
Diagonal mayor x diagonal menor: 2
Lado x lado
Base x altura
Base x altura: 2
11
Multiple Choice
Área del romboide
Base x altura
base x altura : 2
Lado x lado
Diagonal mayor x diagonal menor: 2
12
Multiple Choice
Área del cuadrado
Base x altura
Base x altura : 2
Lado x lado
Diagonal mayor x diagonal menor : 2
13
Multiple Choice
Área del triángulo
Base x altura : 2
Base x altura
Diagonal mayor x diagonal menor : 2
Lado x lado
Áreas de Figuras Planas
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