Question

Please help me with an explanation so i can understand it better

Answer 1

Answer:

9.5

Step-by-step explanation:divide area by 12.3

i think it is right

Answer 2

Answer:

u= 19 miles

Step-by-step explanation:

Area of triangle= ½ ×base ×height

Given that the area is 116.85 mi² and height= 12.3 mi,

116.85= ½ ×u ×12.3

6.15u= 116.85

u= 116.85 ÷6.15 (÷6.15 on both sides)

u= 19 mi