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What-is-the-number-of-triples-a-b-c-of-positive-integers-such-that-i-a-lt-b-lt-c-lt-10-and-ii-a-b-c-10-form-the-sides-of-a-quadrilateral-




Question Number 20810 by Tinkutara last updated on 03/Sep/17
What is the number of triples (a, b, c) of  positive integers such that  (i) a < b < c < 10 and (ii) a, b, c, 10 form  the sides of a quadrilateral?
Whatisthenumberoftriples(a,b,c)ofpositiveintegerssuchthat(i)a<b<c<10and(ii)a,b,c,10formthesidesofaquadrilateral?
Commented by Tinkutara last updated on 04/Sep/17
help pls
helppls
Commented by Tinkutara last updated on 05/Sep/17
help pls
helppls
Commented by Tinkutara last updated on 05/Sep/17
help pls
helppls

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