
Segmentos Proporcionais
Mathematics
9th Grade
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6 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Quatro segmentos, AB, MN, PQ e XY, nessa ordem, são proporcionais. Sabendo que AB = 5 cm, MN = 15 cm e PQ = 4 cm, qual é a medida de XY?
12 cm
10 cm
15 cm
8 cm
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Uma estaca de 20 cm projeta uma sombra de 10 cm. No mesmo instante, uma árvore projeta uma sombra de 150 cm. Qual é a altura da árvore?
300 cm
150 cm
200 cm
100 cm
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Os segmentos de reta AB, CD, EF e GH são proporcionais nessa ordem. Sabendo que AB = 12 cm, CD = 18 cm, EF = 14 cm, qual é a medida do segmento GH?
21 cm
18 cm
16 cm
14 cm
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Uma vara de 25 cm projeta uma sombra de 15 cm. No mesmo momento, um prédio projeta uma sombra de 120 cm. Qual é a altura do prédio?
200 cm
180 cm
150 cm
100 cm
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Os segmentos de reta KL, MN, OP e QR são proporcionais nessa ordem. Sabendo que KL = 8 cm, MN = 20 cm, OP = 12 cm, qual é a medida do segmento QR?
30 cm
24 cm
20 cm
18 cm
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Quatro segmentos, RS, TU, VW e ZX, nessa ordem, são proporcionais. Sabendo que RS = 6 cm, TU = 18 cm e VW = 9 cm, qual é a medida de ZX?
27 cm
24 cm
18 cm
12 cm
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