Algebra 1 – Practice Quiz 11.2 & 11.4
Name: _______________________________________
1. Simplify √48
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2. Simplify √6𝑥 • √30𝑥𝑦 2
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3. Simplify √12𝑥 7 𝑦 8
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4. Simplify
6
√6
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5. Simplify 8√2 + 7√7 − 12√2
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6. Simplify 3√18 − 5√32
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7. Simplify √6 (3 − 4√2)
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8. Simplify (2 + √2)(5 − 3√7)
9. Simplify
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√5
√3+√2
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10. Let a and b represent the lengths of the legs of a right triangle, and let c represent the length of the
hypotenuse. Find the exact (simplified square root, if necessary) unknown length.
a. a = 9, b = 12
b. b = 8, c = 16
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11. Tell whether the triangle with the given side lengths is a right triangle.
a. 6.4, 12, 12.2
b. 2.1, 7.2, 7.5
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