Answer:
x = -30
cos(x - 30) = ½
Step-by-step explanation:
Look at the picture
2.5 rounds up to 3. Because the digit after the decimal point is 5 or more.
Seven hundred and seventy thousand and seventy
Answer:
i think is 3.3 but i dont know
Step-by-step explanation:
The picture in the attached figure
we know that
m ∠ 6=123.5°
m ∠6+m∠2=180°-------> by supplementary angles
so
m∠2=180-m∠6-----> 180-123.5------> m∠2=56.5°
m∠1=m∠2--------> by corresponding angles
so
m∠1=56.5°
the answer ism∠1 is 56.5°