the sum of first 10 terms of an arithmetic progression 5+8+11+,,,,,,,,,,is

Question

the sum of first 10 terms of an arithmetic progression 5+8+11+,,,,,,,,,,is​

Skylar · Answer

Answer:   Given AP is 5+8+11+,,,,,,,,,,  a=5,d=8-5=3  Sn=n/2(2a+(n-1)d)  S10=10/2(2(5)+9(3))        =5(10+27)        =5(37)        =185  the sum of first 10 terms of an arithmetic progression 5+8+11+,,,,,,,,,,is 185

Ayla · Answer

and I am not sure if it was so much they were all the

Audrey

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urgent A room is 5.5 meters long, 3.5 meters broad, and 4 meters high. Find
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