The triangles are similar. Find the missing side, angle or value of the variable.?C .
m?A = 56°m?E = 27°
A. 97°
B. 107°
C. 56°
D. 27°
Answer: A
Mathematics
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Multiply or divide as indicated.
A. 0.01 B. 1 C. 0.001 D. 0.1
Mathematics
Add.15 + 21 + (-8)
A. 28 B. 2 C. 44 D. -14
Mathematics
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find cos(2?).
A. - 
B. 
C. - 
D. 
Mathematics
Write the polynomial in standard form and identify the zeros of the function.f(x) = (x + 2)(x + 2)(x + 3i)(x - 3i)
A. f(x) = x4 + 4x3 - 5x2 - 36x - 36; zeros -2 (mult. 2), ± 3 B. f(x) = x4 + 13x2 + 36; zeros 2 (mult. 2), ± 3 C. f(x) = x4 + 4x3 + 13x2 + 36x + 36; zeros 2 (mult. 2), ± 3i D. f(x) = x4 + 4x3 + 13x2 + 36x + 36; zeros -2 (mult. 2), ± 3i
Mathematics