(4^2)^6=4n PLease solve

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Acircle has a circumference of 28.36 units what is the diameter of the circle

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q