Adjacent, cosine again.
a = c cos B = 13 cos(16+45/60) = 13 cos(16.75) = 12.448
Choice a
10,000 square feet each floor.
Answer:
B. -6 and 7
Step-by-step explanation:
Answer:
x = - 7
Step-by-step explanation:
Given
- 3x + 7 = 28 ( subtract 7 from both sides )
- 3x = 21 ( divide both sides by - 3 )
x = - 7