Question

RT иSU если R(4;0) T (7;4) S(3;4) U(-6;-7)

Answer 1

RT=√((4-7)^2+(0-4)^2)=5
SU=√((3-(-6))^2+(4-(-7))^2)=√202

Answer 2

RT{7-4;4-0}={3;4}
RT=√(3²+4²)=√(9+16)=√25=5
SU{-6-3;-7-4}={-9;-11}
SU√(-9)²+(-11)²=√(81+121)=√202