Mathematics, 26.07.2021 20:00, rosepotato789
20. A cylindrical coil of copper wire has 700 turns each of diameter 4cm. (a) Use the value for n ?to find the total length of the wire. Give your answer in metres (b) If the mass of the coil is 3.3 kg, find the mass of lm of the copper wire. Give your answer in grams.
Answers: 1
Mathematics, 21.06.2019 18:00, cici170
Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).
Answers: 2
Mathematics, 21.06.2019 22:00, michelle7511
The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.
Answers: 1
Mathematics, 21.06.2019 22:00, BeautyxQueen
What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?
Answers: 1
20. A cylindrical coil of copper wire has 700 turns each of diameter 4cm. (a) Use the value for n ?t...
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