Last week we got 3.5 inches of snow. six-tenths of an inch melted before another storm added 8.3 inches. since then we have lost 4.2 inches to melting or evaporation. how many inches of snow are left on the ground?

Areflection of shape i across the y-axis, followed by a , and then a translation left 6 units and down 4 units confirms congruence between shape i and shape ii. alternatively, a of shape ii about the origin, followed by a reflection across the y-axis, and then a translation right 4 units and up 6 units confirms congruence between shape ii and shape i.