Question Number 119187 by mr W last updated on 22/Oct/20
Commented by mr W last updated on 22/Oct/20
$${Question}\:{from}\:{Mind}\:{Your}\:{Decisions}. \\ $$
Commented by benjo_mathlover last updated on 23/Oct/20
$${A}=\frac{{x}\left(\mathrm{195}+\mathrm{192}+\mathrm{237}\right)}{\mathrm{2}}\: \\ $$$${A}=\frac{{x}\left(\mathrm{624}\right)}{\mathrm{2}}\:=\:{x}\left(\mathrm{312}\right)\:,\:{x}\:=\:\mathrm{125} \\ $$$${A}=\mathrm{125}×\mathrm{312} \\ $$$$\mathrm{125}×\mathrm{312} \\ $$$$\mathrm{39000}.\mathrm{0} \\ $$
Commented by mr W last updated on 23/Oct/20
$${how}\:{did}\:{you}\:{get}\:{x}=\mathrm{125}? \\ $$