Question

Work out the length of AB when coordinates of A are (4 ,7) and the coordinates of B are (16 ,12)

Answer 1

$\huge\underline{\mathbb\red{✰s}\green{o}\mathbb\blue{l}\purple{u}\mathbb\orange{ti}\pink{on}}\:$,

√$\sqr{4 -16)}$+ $\sqr{(7-12)}$

= √ 144+ 25

= √ 169

= 13 answer.