Answer:
B) 0.85
Step-by-step explanation:
By definition, complementary angles add to 90 degrees.
The given angle 58 degrees is complementary to 90-58 = 32 degrees. The two angles 58 and 32 add to 90.
Therefore, cos(32) = 0.848 = 0.85
Answer:
C
Step-by-step explanation:
2z + xy
Put z as 3, x as 4, and y as 6.
2(3) + (4)(6)
Multiply the terms.
6 + 24
Add both terms.
= 30
Answer:
55.42
Step-by-step explanation:
The formula is A= pir^2
hope this helps
