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Figuras planas

Authored by Belén Sepúlveda

Mathematics

9th Grade

Used 9+ times

Figuras planas
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La suma de los ángulos interiores de un octógono es...

800º

1080º

1440º

720º

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

La suma de los ángulos interiores de un polígono es...

180ºn180º·n

360ºn\frac{360º}{n}

180º(n2)180º·\left(n-2\right)

180º(n2)n\frac{180º·\left(n-2\right)}{n}

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Calcula el área del sector circular de la figura.

52,36 cm52,36\ cm

52,36 cm252,36\ cm^2

10,47 cm10,47\ cm

10,47 cm210,47\ cm^2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Calcula el área del rombo de la figura.

48 cm248\ cm^2

24 cm224\ cm^2

14 cm214\ cm^2

No se puede calcular

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Calcula el perímetro del rombo de la figura.

5 cm

20 cm

14 cm

48 cm

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Calcula la medida del ángulo desconocido.

120º

126º

54º

100º

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Segmento que une el centro de un polígono regular con punto medio de un lado.

Apotema

Lado

Radio

Centro

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