Question Number 38786 by Rio Mike last updated on 29/Jun/18
Commented by Rio Mike last updated on 29/Jun/18
$${Three}\:{triangles}\:{are}\:{colined}\:{or}\:{lined} \\ $$$${on}\:{a}\:{line}\:{with}\:{equation}\: \\ $$$${y}\:=\:\mathrm{3}{x}\:+\:\mathrm{1}\:{as}\:{shown}\:{above}. \\ $$$${the}\:{height}\:{of}\:{the}\:{triangles}\:{are} \\ $$$$\mathrm{5}{cm}.\:{Calculate}\:{the}\:{value}\:{of}\:{x}.. \\ $$$${assuming}\:{the}\:{sum}\:{of}\:{a}\:{line}\:{is}\: \\ $$$$\mathrm{180}. \\ $$
Commented by MrW3 last updated on 30/Jun/18
$${what}\:{do}\:{you}\:{mean}\:{with}\:``{the}\:{sum}\:{of} \\ $$$${a}\:{line}\:{is}\:\mathrm{180}''?\:{which}\:{line}\:{is}\:{meant}? \\ $$
Commented by Rio Mike last updated on 30/Jun/18
$${sorry}\:{sum}\:{of}\:{angles}\:{of}\:{a}\:{line} \\ $$
Commented by MrW3 last updated on 30/Jun/18
$${sorry},\:{I}\:{still}\:{can}\:{not}\:{follow}\:{you}. \\ $$$${Can}\:{you}\:{put}\:{it}\:{more}\:{clearly},\:{for} \\ $$$${example}\:{show}\:{it}\:{directly}\:{in}\:{the}\:{figure}? \\ $$
Commented by Rio Mike last updated on 30/Jun/18
$${ok}\:{sir} \\ $$