A concave mirror has a focal length of 540 cm what is its

Question

Solve the following problem:

Problem: A concave mirror has a focal length of 54.0 cm.

Part I: What is its radius of curvature?

cm

Part II: Locate the image when the object distance is 100 cm. (Indicate the side of the mirror with the sign of your answer.)

cm

Part III: Describe the properties of the image when the object distance is 100 cm. (Select all that apply.)

Part IV: Locate the image when the object distance is 10.0 cm. (Indicate the side of the mirror with the sign of your answer.)

cm

Part V: Describe the properties of the image when the object distance is 10.0 cm. (Select all that apply.)

I need Expert help to solve the above problem. Thank you.