What is (-12)-(-8)-23
1 answer:
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Answer:
The actual length of the bridge is 600 meters
Step-by-step explanation:
we know that
The scale on a map is
That means
1 unit on a map represent 40,000 units in the actual
1 cm on a map represent 40,000 cm in the actual
Remember that
so
we can rewrite the scale as
using proportion
Find out the actual length of the bridge in meters if the length of a bridge on a map is 1.5 cm.
Let
x ----> the the actual length of the bridge in meters