関連ワード:
give one use each of concave and convex mirror give one use each of concave and convex mirror class 7 give one use each of concave and convex mirror answer give one use each of concave and convex mirror short answer give one use of a concave and convex mirror give one use of a concave and convex mirror class 7 give one use each of a concave and convex mirror write one use each of concave and convex mirror give two uses each of concave and convex mirror 8 give one use each of a concave and a convex mirror
