Step-by-step explanation: -6.3 x 8 = -50.4
Answer:
Cross multiply 5x=40
Divide both sides by 5
x=8
diameter = 8 km
Step-by-step explanation:
the diameter is equal to 2 times the radius
diameter = 2r
diameter = 2 • (4 km)
89/3
Stp/lanation: