15 cm 21 cm 28 cm 42 cm Calculate the greatest possible area of the shaded region.
1 answer:
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Answer:
52 cm
Step-by-step explanation:
Use the pythagorean theorem to solve for missing sides in a right triangle.
20²+48²= missing side
20²+48²=2704
Take the square root of 2704 to get the missing side.