On a map, the distance from happy hill park to rainbow valley park is 4/1/2 inches. the scale is 1/2 inch: 3 miles. what is the actual distance between the two parks (in miles)?

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Which expression is equivalent to the expression shown?

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!