Please help me with this it'd mean a bunch to me Explain the proof of the Converse of the Pythagorean Theorem in your own words.

What is the measure of x, in degrees

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?