Question Number 156595 by otchereabdullai@gmail.com last updated on 13/Oct/21
$$\mathrm{Mary}\:\mathrm{walks}\:\mathrm{9}\:\mathrm{city}\:\mathrm{blocks}\:\mathrm{south}, \\ $$$$\mathrm{2}\:\mathrm{blocks}\:\mathrm{east},\:\mathrm{3}\:\mathrm{blocks}\:\mathrm{south}\:\mathrm{and}\: \\ $$$$\mathrm{7}\:\mathrm{blocks}\:\mathrm{east}.\:\mathrm{if}\:\mathrm{all}\:\mathrm{blocks}\:\mathrm{are}\:\mathrm{the}\:\mathrm{same} \\ $$$$\mathrm{length}.\:\mathrm{How}\:\mathrm{far}\:\mathrm{is}\:\mathrm{she}\:\mathrm{from}\:\mathrm{her}\:\mathrm{starting} \\ $$$$\mathrm{point}. \\ $$$$ \\ $$$$\mathrm{please}\:\mathrm{help}\:\mathrm{with}\:\mathrm{the}\:\mathrm{aid}\:\mathrm{of}\:\mathrm{a}\:\mathrm{diagram} \\ $$
Commented by Rasheed.Sindhi last updated on 13/Oct/21
$$\mathcal{T}{otal}\:{walk}\:{to}\:{the}\:{south}=\mathrm{9}+\mathrm{3}=\mathrm{12} \\ $$$$\mathcal{T}{otal}\:{walk}\:{to}\:{the}\:{east}=\mathrm{2}+\mathrm{7}=\mathrm{9} \\ $$$${Distance}\:{from}\:{initial}\:{position} \\ $$$$\:\:\:\:\:=\sqrt{\mathrm{12}^{\mathrm{2}} +\mathrm{9}^{\mathrm{2}} }\:=\mathrm{15}\:\mathrm{blocks} \\ $$
Commented by otchereabdullai@gmail.com last updated on 13/Oct/21
$$\mathrm{God}\:\mathrm{bless}\:\mathrm{you}! \\ $$