the scale given on a road map is 1 cm equal 120 km what is the actual distance represented by 6 cm on the map
1 answer:
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Answer:
BC = 6
Step-by-step explanation:
Using the sine ratio in the right triangle and exact value
sin30° =
sin30° = =
=
=
( cross- multiply )
2x = 12 ( divide both sides by 2 )
x = 6
That is BC = 6