Cho hình lăng trụ đứng ABC. A'B'C' có đáy là tam giác ABC vuông góc tại B với AB=a, BC=a căn 3. Biết AA'=2a a) tính góc giữa ABC và A'BC b) tính khoảng cách từ A đến ( A'BC)

Acamper leaves camp on a kayak and travels 50 miles east on a river, then he ties his kayak to the bank and travels 20 miles north on a bicycle. this trip can be plotted on the coordinate plane, where the camp is the point (0, 0). the distant of the camper to the camp can be found using the distance formula. which other formula can he use? a) 502 - 202 b) 502 + 202 c) 502 - 202 d) 502 + 202

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift

Which of the following graphs represents the function f(x) = 2^x