What kind of equation could i use to solve this/how do i solve this:
if the same length is cut off three pieces of wood measuring 21cm, 42cm, and 45cm, the three pieces of wood can be assembled into a right triangle. what length needs to be cut off each piece?

Answer this question only if you know the 30 points and

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.