Are these triangles congruent, if so how do you know? Need ASAP

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?