The cars are waiting in line for gas Nini is 9th front the front of the line and 20 from the back how many cars are on line for
1 answer:
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Answer:
x = 14
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
x² + x² = (14 )²
2x² = 392 ( divide both sides by 2 )
x² = 196 ( take the square root of both sides )
x = = 14
Thus the congruent legs are 14 cm