Answer:
15 feet
Explanation:
The area (A) of a triangle is calculated as
A = bh ( b is the base and h the height )
Here A = 75 and h = 10, thus
75 = b × 10 = 5b ( divide both sides by 5 )
15 = b
That is the base of the sail is 15 feet
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bh ( b is the base and h the height ) b × 10 = 5b ( divide both sides by 5 )