19 + (11+37) = (19 + 11) + 37
Associative property of addition
Answer:
-16
Step-by-step explanation:
y = mx
-4 = 1/4x
Divide both sides by 1/4.
-16 = x
Answer: sec (75) or csc (15)
Step-by-step explanation:
255 is in the 3rd quadrant where the secant is. Here, the tangent and cotangent is positive.
Reference angle for 255 is,
255 - 180 = 75 degrees.
Therefore, sec (255) = sec (75)
= csc (90 - 75) = csc (15)
Answer:
0.772
Step-by-step explanation:
0.24+ 0.532 =
Line up the decimals
0.24
+ 0.532
------------
0.772
