Write the given:
if one angle of a triangle is 90 degrees, then the other two add to 90 degrees.
given:
a.) one angle of a triangle is 90
b.) the other angles add up to 90
c.)

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The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate