Working together, Melone and Mrs. Harris can complete lesson plans in 5.14 hours. Had she done it alone it would have taken Mrs. Harris 9 hours. Find long it would take Mrs. Melone to do it alone

38.6°

step-by-step explanation:

resultant is 10 pound

smaller force = 8 pound

angle formed = tan⁻¹(

                        =tan⁻¹(

                          =tan⁻¹(0.8)

                        =38.6°

the answer to your question is c.)   volcanoes built the mountains and earthquakes tore them down.

step-by-step explanation: