1/3=n+3/4 what dies n equal??

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

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