An art museum gives every 25th visitor a poster and every 30th visitor a pencil which visitor is the first to receive both a poster and a pencil

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft