2. If A = 32°, <BDC = 48°, AB = 17 and DB = 12, Find x and y.

Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.

When a number is decreased by 7%,the result is 74. what is the original number to the nearest tenth

About 29% of the earth’s surface is covered by land. the total surface area of the earth is about 510 million square kilometers. what is the area of the earth’s surface covered by land?