The graph of r equals negative 9 cosine theta has which of the following characteristics?
(1 point)
Responses
circle; diameter of 9; center at left-parenthesis negative 4.5 comma 0 right-parenthesis
circle; diameter of 9; center at Image with alt text: left-parenthesis negative 4.5 comma 0 right-parenthesis
circle; radius of 9; center at left-parenthesis negative 4.5 comma 0 right-parenthesis
circle; radius of 9; center at Image with alt text: left-parenthesis negative 4.5 comma 0 right-parenthesis
circle; radius of 9; center at left-parenthesis negative 9 comma 0 right-parenthesis
circle; radius of 9; center at Image with alt text: left-parenthesis negative 9 comma 0 right-parenthesis
circle; diameter of 9; center at left-parenthesis 0 comma negative 4.5 right-parenthesis