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3 years ago

7

Considere um triângulo equilátero com lados medindo 4 cm. Desenhe esse triângulo, trace uma altura e calcule a medida dessa altu

ra. Em seguida, calcule a área do triângulo.

1 answer:

torisob [31]3 years ago

8 0

Answer:

si

Step-by-step explanation:

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larisa [96]

Answer:

x = 8

Step-by-step explanation:

Using the sine or cosine ratio in the right triangle and the exact value

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sin30° = $\frac{opposite}{hypotenuse}$ = $\frac{4}{x}$ = $\frac{1}{2}$ ( cross- multiply )

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Step-by-step explanation:

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2a^3+a^2–17–3a^2+a^3–a –80

adelina 88 [10]

Answer:

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Step-by-step explanation:

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2 years ago

Between what two consecutive integers is the square root of 135?

Flura [38]

11 and 12
since 11*11 equals 121 and 12* 12 is 144

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3 years ago

Read 2 more answers

Please help thank youuuuu

pentagon [3]

Answer:

Y=3x-1

Step-by-step explanation:

Let x =1 then ,Y=(3×1)-1=2

Let x=2 then, Y=(3×2)-1=5

Let x=3 then Y=(3×3)-1=8

Let x=0 then Y=(3×0)-1=-1

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2 years ago