What is the surface area of the figure?
408 ft²
458 ft²
545 ft²<...
Mathematics, 24.04.2020 18:45 amy1912
What is the surface area of the figure?
408 ft²
458 ft²
545 ft²
720 ft²
Answers: 3
Mathematics, 21.06.2019 16:50
The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e −0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some “real-world” examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 17:00
Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
Answers: 1
Mathematics, 21.06.2019 20:10
Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655
Answers: 1
Mathematics, 21.06.2019 22:00
Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall
Answers: 1
Chemistry, 13.02.2020 02:24
Computers and Technology, 13.02.2020 02:24
Physics, 13.02.2020 02:24
Mathematics, 13.02.2020 02:24
Mathematics, 13.02.2020 02:24
Business, 13.02.2020 02:25
Social Studies, 13.02.2020 02:25