subject
Mathematics, 09.09.2020 18:01 Csmalls4412

A square hole 7.50 cm along each side is cut in a sheet of copper. (a) Calculate the change in the area of this hole resulting when the temperature of the sheet is increased by 47.0 K. cm2(b) Does this change represent an increase or a decrease in the area enclosed by the hole?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
The two expressions below have the same value when rounded to the nearest hundredth. log5 b log9 48 what is the approximate value of log b to the nearest hundredth? 0.93 1.23 9.16 65.53
Answers: 1
question
Mathematics, 21.06.2019 17:00
Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²
Answers: 1
question
Mathematics, 21.06.2019 22:30
Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.
Answers: 1
question
Mathematics, 21.06.2019 23:30
Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.
Answers: 1
You know the right answer?
A square hole 7.50 cm along each side is cut in a sheet of copper. (a) Calculate the change in the a...
Questions
question
Mathematics, 13.07.2019 18:00
question
Mathematics, 13.07.2019 18:00
question
Mathematics, 13.07.2019 18:00
Questions on the website: 13722361