An aircraft is on approach to an airport and is guided by electronic signals from points A and B at either end of a runway. The angles of elevation from the beacons on the horizontal runway to the aircraft are 30 and 20. The length of the runway is 2 kilometers. Calculate the distance from the aircraft (C) to the start of the runway (A)

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

17 in long 1.3 ft wide and 8in high what is the volume

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.