A 25 foot cable is stretched from the top of an antenna to an anchor point on the ground. How tall is the antenna if the anchor point is 12 feet from the base of the antenna (rounded to the nearest foot)? A) 20 ft B) 21 ft C) 22 ft D) 23 ft
22ft . use pythagoras theorem getting 25ft as your hypotenuse and 12 feet as your adjacent,which will give you a height of 21.9317122ft which when rounded off to nearest foot is 22ft a.
