Complementary angles: angles whose measures add up to 90 degrees.
x+57=90
x=33 degrees
cosine(33) = 0.83867056794542
0.83867056794542 rounded to the nearest hundredth is 0.84
The correct answer is D) 0.84
Tricky but not crazy hard. You could use th x/y method where you turn it into a cross multiplication fiasco.
or you can try your guesses through what ever equals 1/2 when you add one to the denominator. the answer you are looking for is 2/3
2/3 + 1 for the numerator = 1.
2/3 + 1 for the denominator = 1/2.
Answer:
Step-by-step explanation: Isolate the variable by dividing each side by factors that don't contain the variable.
Answer:
12
Step-by-step explanation:
The segment of DE is 12