Answer:
w = 4 m
Step-by-step explanation:
The volume (V) of a cuboid is
V = lwh ( l is length, w is width and h is height )
Given V = 144 m³, then
lwh = 144 ( substitute l = 3 and h = 12 )
3 × w × 12 = 144
36w = 144 ( divide both sides by 36 )
w = 4
Number 1. is D.
Number 2. is A.
Let me know if they are correct.
Answer:

Step-by-step explanation:
The appropriate trig identity is ...

Here, you have a scale factor of 6 and a=3θ, b=θ. Filling in these values gives ...

Decimal Form:
4.59375<span>
</span>
Exact Form:
<span>147/32</span><span>
</span>Mixed Number Form: <span>4 19/32</span>