De is congruent to fe heg is an equilateral triangle

Prove DEG is congruent to FEH

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)