Mathematics, 19.06.2020 22:57 waltersamy30

To create a giant gemstone, sara first made two identical square pyramids that each had a base area of 100 square inches. Then she glued the pyramids' bases together to form the gemstone. The surface area of the gemstone is 520 square inches. What is the value of x? Explain.

To create a giant gemstone, sara first made two identical square pyramids that each had a base area

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To create a giant gemstone, sara first made two identical square pyramids that each had a base area...