For the isosceles trapezoid shown, what expression represents the length of each diagonal?
What will be an ideal response?
or equivalent
Mathematics
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Determine whether the argument is valid or invalid.Sam plays tennis or George is not a man. If George is not a man, then Betsy does not win the award. Betsy wins the award. Therefore, Sam does not play tennis.
A. Invalid B. Valid
Mathematics
Simplify the expression.40 + 100
A. 0 B. 1 C. 14 D. 2
Mathematics
Use the even-odd identities to find the exact value of the expression. tan (-?)
A. 1 B. -1 C. undefined D. 0
Mathematics
Factor the sum or difference of two cubes.27 - 125x3
A. (3 - 5x)(9 + 15x + 25x2) B. (27 - 5x)(1 + 15x + 25x2) C. (3 - 5x)(9 + 25x2) D. (3 + 5x2)(9 - 15x + 25x2)
Mathematics