4. A pyramid has a square base with a side length of 10 cm and a height of 9 cm. What is the formula for volume of a pyramid?
V 3)
What is the volume of this pyramid?
V= ( area of base) ch
(

Two men, 400 feet apart, observe a balloon between them; it is in the same vertical plane as they are. the respective angles of elevation of the balloon are observed by the men to be 75°20' and 49°30'. find x rounded to the nearest whole number. 318 ft 339 ft 471 ft 504 ft