According to the diagram shown, a plane's wing is 300 m above the ground sighted at a position 400 m away. What is the length of
the side labeled x?
PLEASE HELP!!!!!!!!
A 500 m
B 350 m
C 100 m
D 700 m
PLEASE HELP!!!!!!!!
A 500 m
B 350 m
C 100 m
D 700 m
2 answers:
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Let's build the equation counting how many x's and 1's are there on each side.
On the left hand side we have 5x's and 8 1's, for a total of
On the left hand side we have 3x's and 10 1's, for a total of
So, the equation we want to solve is
Subtract 3x from both sides:
Subtract 8 from both sides:
Divide both sides by 2: