3 years ago

150 is 55% of what number

1 answer:

7 0

Simple, just divide the number by the percentage and you get the original number. You can check it by multiplying the original number of 272 by 55% or .55 to get 150.
150/.55 = 272

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Verify the identity shown below.<br> tan∅+cot∅=sec∅×csc∅

notsponge [240]

Answer:5

That is exactly correct! Just two things: First, tan,sin,cos, etc hold no meaning on their own, they need an argument. So just be sure to write tanx, cosx etc rather than just tan or cos.

Finally, you could save time on your proof by noticing on the fourth step that

1cosxsinx=1cosx1sinx=secxcscx

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3 years ago

A newborn baby's weight increased by 50% in one month. If the baby weighed 8 pounds at birth, how much did it weigh one month la

fomenos

It would weigh 12 lbs because 50% of 8 is 4 and 4 + 8 = 12 lbs.

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