Jason has $90 to spend. He wants to purchase a bag for $30, one eraser for $10, and three pencils. Each pencil cost the same pri
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Answer:
7 inches
Step-by-step explanation:
Using Pythagoras' theorem on the right triangle, that is
r² + 11² = 13²
r² + 121 = 169 ( subtract 121 from both sides )
r² = 48 ( take the square root of both sides )
r = ≈ 7 in ( to the nearest inch )