The width of a rectangle is represented by 5 + 2y. the length is twice as long as the width. what is the perimeter of the rectangle? give all correct answers

What is the square root of 45? (step by step working plz)

F(x) = x2 − 9, and g(x) = x − 3 f(x) = x2 − 4x + 3, and g(x) = x − 3 f(x) = x2 + 4x − 5, and g(x) = x − 1 f(x) = x2 − 16, and g(x) = x − 4 h(x) = x + 5 arrowright h(x) = x + 3 arrowright h(x) = x + 4 arrowright h(x) = x − 1 arrowright

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c