Find the measures of the following angles in the rhombus shown.
(a) ?CBD
(b) ?CAD
(a) 31°
(b) 59°
Mathematics
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Use truth tables to test the validity of the argument.p ? ~q
? p ? q
A. Invalid B. Valid
Mathematics
Factor the polynomial completely. If the polynomial cannot be factored, write "prime."3t2 + t - 44
A. (3t - 4)(t + 11) B. (3t + 4)(t - 11) C. (3t + 11)(t - 4) D. (3t - 11)(t + 4)
Mathematics
Solve by using addition, subtraction, multiplication, or division as needed.Last year an employee's salary was $8400. From that a total of $2268 was withheld for taxes and social security. What was his monthly take-home pay?
A. $511 B. $700 C. $889 D. $6132
Mathematics
Use the given vectors to find the value of the indicated scalar.u = -5i + 3j, v = 4i - 6j, w = -3i + 12j; Find u ? w + v ? w.
A. -37 B. -33 C. -28 D. -26
Mathematics