Question

Calculate in hectares the area of a square runway 50 km long

Answer 1

Answer:

Area of runway

Step-by-step explanation:

side x side

50 x 50

= 2500

2500 km in hectares

2500 x 100 ( 1 hectare = 100 km)

=250000

Answer 2

Answer:

1hrs = 10 kg

ar =5*5

ar= 25*50

ar=250km2