3 years ago

What is the answer ? i have to match it

Mathematics

1 answer:

jek_recluse [69]3 years ago

4 0

Answer:

see below

Step-by-step explanation:

As with many multiple-choice questions, the appropriate choices can often be determined with a simple test. Here, you only need to look at the values of the constants. (Those are ringed in blue.)

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find the approximate length of the leg of a right triangle with one leg length 8 and hypotenuse length 19

Anika [276]

So, teh exact value is sqrt( 19^2 - 8^2 ) = sqrt( 361-64) = sqrt(297).

There's people who can calculate this mentally, but I can't. Approximate by known squares: 15^2 = 225, 16^2 = 256, 17^2= 289, 18^2=324,

So, 18.

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3 years ago

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What is the standard form of 0.004

Andreas93 [3]

Answer:

4 * 10^-3

Step-by-step explanation:

10^-3 = 0.001

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3 years ago