Which of the following are equal to $52 per square foot? check all that apply. a. $49,500 per 900 square feet b. $68,900 per 1,300 square feet c. $53,900 per 1,100 square feet d. $62,400 per 1,200 square feet e. $93,600 per 1,800 square feet      will mark brainliest

See attachment below and find the equivalent of tan(∠qsr)

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point