The ages of some lecturers are 42, 54, 50,54, 50, 42, 46, 46, 48 and 48. Calculate the : Do not write on his margin (a)standard deviation

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

The function show two sisters' savings account and the rate at which they plan to deposit money

Which is the next step in the following construction of an equilateral triangle? connect a and d with a straightedge connect c and with a straightedge. connect c and e with a straightedge connect d and f with a straightedge