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4 years ago

A train 182m long takes 14sec to cross a signal post .calculate speed in km/hr

1 answer:

7 0

$3600 \times 26 = 93600$

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Marat540 [252]

Answer:

a = 150

Step-by-step explanation:

The sum of the internal angles of an octagon is 1080°.

$4a+4(120)=1080$ (There are four $120^{\circ}$ and 4 $a^{\circ}$ , they sum to 1080°)

$4a + 480 = 1080$

$4a = 600$

$a = 150$

Hope this helps :)

4 0

3 years ago

Grace [21]

90 is the answer to your question!

3 0

3 years ago

ludmilkaskok [199]

Isolate the variable by dividing each side by factors that don't contain the variable.
x > -9

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3 years ago

iogann1982 [59]

Answer:

x = 2 y = 0

Step-by-step explanation:

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3 years ago

AnnyKZ [126]

I believe it's 20% correct me if I'm wrong.

3 0

3 years ago