Answer:
Multiply 4(3+x)
Step-by-step explanation:
First: 4*3=12 so, 12+3x=9
12+3x=9
-12
3x=-3
divide by 3
Solution: x=-1
Option B(Triangle)
- Polygon consists of straight segments .
Sum of angles of polygon=(n-2)(180)
Polygon examples are Triangle,Square,Rectangle,pentagon etc.
Answer:
a) SA = 331.2 mi²
V = 374.4 mi³
Step-by-step explanation:
SA = 2 base areas + 6 vertical side areas
SA = (6 x 0.5 x 5.2 x 6 x 2) + (4 x 6 x 6) = 331.2 mi²
V = base area x height
V = (6 x 0.5 x 5.2 x 6) x 4 = 374.4 mi³
Answer:
end behaver
Step-by-step explanation:
