Mathematics, 22.08.2019 10:50 nique1024
An observer on the ground is x meters from the base of the launch pad of a rocket, which is at the same level as the observer. a few seconds after the rocket takes off vertically, the observer sees its tip at an angle of q° from the horizontal. how far above the ground is the tip of the rocket at that instant? assume that the ground is level.. a) x/ tan q. b) x/sin q. cx tan q. d) x cos q.
Answers: 2
Mathematics, 21.06.2019 20:40
What are the values of each variable in the diagram below?
Answers: 2
Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 22:00
Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4
Answers: 2
An observer on the ground is x meters from the base of the launch pad of a rocket, which is at the s...
English, 24.09.2020 01:01
Social Studies, 24.09.2020 01:01
Mathematics, 24.09.2020 01:01
Health, 24.09.2020 01:01
Social Studies, 24.09.2020 01:01
Mathematics, 24.09.2020 01:01
Mathematics, 24.09.2020 01:01