Mathematics, 17.07.2019 17:30 mimithurmond03

You are the coordinator for a program that is going to take place at night in a rectangular amphitheater in the mountains. you will have no access to any electricity, but you must be able to illuminate the entire grounds. you know the intensity of the light from a lantern varies inversely as the square of the distance from the lantern. suppose the intensity is 90 w/m(2) when the distance is 5 m.
a. write an equation to model the situation.
b. solve for the constant of variation.
c. write the equation to model the situation using the constant (k) of variation.
d. you have been given lanterns with 40 w/m (2) light intensity. use your equation to solve for the distance from the lantern.
e. you need to illuminate 225 km. how many meters do you need to light?
f. how many lanterns will you need?

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:30

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

Answers: 3

Answer

Mathematics, 21.06.2019 18:30

Deshawn uses 3/4 of a box of rice to cook dinner the portion he uses weighs 12 ounces right and solve an equation to find the weight of the full box of rice

Answers: 1

Answer

Mathematics, 22.06.2019 07:30

1. jesus bought 3 pairs of jeans for $71.40. how much would he need to pay for 8 pairs of jeans? unit rate $ pair cost for 8 2.morgan scored 41 points in 3 games. how many points would you expect him to make in an 11 game season? unit rate points/game points in 11 games 3. andy drove 840 miles in 12 hours. how far could he drive in 3 hours? unit rate (speed) distance 4. pira drives 825 miles to california. the trip takes him 17 hours. he uses 38 gallons of gas on the trip, which costs him $125? a) find his speed b) find his gas mileage c) find the unit price he paid for gas me this is due ! explanation for each one ! ! ! ! someone

Answers: 1

Answer

Mathematics, 22.06.2019 07:40

What are the domain and range of the function on the graph? the domain includes all integers, and the range is y 2 0.the domain includes all integers, and the range is y> 0.the domain includes all real numbers, and the range isy20.the domain includes all real numbers, and the range is

Answers: 1

Answer

You know the right answer?

You are the coordinator for a program that is going to take place at night in a rectangular amphithe...

Questions