Suppose a right triangle has leg length b = 139.9 and the measure of angle B is 42. Which of these answers is closest to the lengths of the hypotenuse c and leg a?

Which expression is rational? 6. , square root two, square root 14, square root 49

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333