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Which of the following statements is true? a. sin 18° cos 72° b. sin 55° = cos 55° c. sin 72°= cos 18° d. Both a and c. Please select the best answer from the choices provided O…

Which of the following statements is true? a. sin 18° cos 72° b. sin 55° = cos 55° c. sin 72°= cos 18° d. Both a and c. Please select the best answer from the choices provided O…
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5 votes
Which of the following statements is true?

a. sin 18° cos 72°
b.
sin 55° = cos 55°
c. sin 72°= cos 18°
d. Both a and c.
Please select the best answer from the choices provided
OA
OO
ABCD
OD

User ExodusNicholas
by
8.5k points

1 Answer

7 votes

(b) and (c) are correct

value of sin 55 = cos 55

sin 72 = cos 18

User Ivan Baev
by
9.2k points
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