Suppose that a triangle has legs a and b and hypotenuse c, as illustrated in the figure. Then these values satisfy 
Use the Pythagorean Theorem as described above to find the value of x in the figure.
A. 5
B. -7
C. -5
D. 7
Answer: D
Mathematics
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Determine whether the statements are logically equivalent.p ? (~q ? r), (p ? ~q) ? (p ? r)
A. Not equivalent B. Equivalent
Mathematics
Convert as indicated. Express the answer in decimal form when needed.9 miles per day to miles per hour
A. 216 mi/hr B. 540 mi/hr C. 63 mi/hr D. 108 mi/hr
Mathematics
The last time that this test was given to a previous class, the grades were:
50, 62, 65, 100, 94, 74, 88, 80, 74, 80, 65, 84, 80, 74, 62, 94, 100, 74, 90, 84. Construct a frequency distribution chart for the above scores.
Mathematics
Multiply.[(5x - y) + 2z][(5x - y) - 2z]
A. 25x2 + y2 + 20xz + 4yz - 4z2 B. 25x2 + y2 - 4z2 C. 25x2 - 10xy + y2 - 4z2 D. 25x2 - 10xy + y2 + 20xz + 4yz - 4z2
Mathematics