Determine the center and radius of the following circle equation: X2+ y2 – 10x + 16y + 25 = 0
Help ASAP pls!!!

Identify the number as a rational or irrational.explain. 127

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.