The scale of a map is given as 1:50,000 Find the actual area in hectares of a region represented by a triangle of sides 6cm by...

      

The scale of a map is given as 1:50,000
Find the actual area in hectares of a region represented by a triangle of sides 6cm by 7cm by 8cm (give your answer to the nearest whole number).

  

Answers


Kavungya
Area of triangle = v10.5 (10.5 – 6 (10.5 – 7) 10.5 -8)
= 20.33 cm2
1 cm2 rep (500m)2
20.33 cm2 rep 20.33 x 500/100 x 500/100
=508.25
=508 ha

Kavungya answered the question on October 7, 2019 at 06:17


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