the moon is 2160 km in diameter.a concave mirror forms its image 1.5 cm in diameter,when the moon is at its nearest distance from earth, 35*10*10*10*10*10 km. Share with your friends Share 3 Nandana Muraleedas answered this Hari prasad the moons diametre is 3476km na! If it is wrong plzplz correct me ok! -6 View Full Answer Venkatrao answered this a moon is approximately 2160km on diameter. a concave mirror forms a real image -6 Siva answered this Solution plz -4 Eklavya Mohindra answered this 2160 km plz like -1 Surya answered this Please say fast 0 Surya answered this U=-1.5 -2 answered this 4.8cm 0