6.500
what’s the scientific notation

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

How to use order of operation in 20 divide by 4 multiply 5 = 1

Give me the equations of two lines that have the same slope but are not parallel.