The lenght of tangent drawn from the point (-2,4) to the circle x2+y2-4x+y-4=0 is

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4