The perimeter of an isosceles triangle is 1 m, and the length of the base is equal to 0.4 m. Find the length of a leg.
1 answer:
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Answer:
Step-by-step explanation:
Given
Parallel lines A and B
Required
Find x
For A and B to be parallel, then 5x + 9 and 6x - 2 are alternate interior angles
And alternate interior angles are always equal
This means that
Collect like terms
Multiply both sides by -1