Cho tam giác ABC vuông tại A, 1 đường thẳng d cắt 2 cạnh AB, AC theo thứ tự các điểm D và E. gọi I, J,K, H lần lượt là trung điểm của các đoạn thẳng DE, BE, BC, DC. CM: I, H,K, J là hình chữ nhật

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.

The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 16-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50

How many ordered pairs of positive integers satisfy xy=32?