Answer:
68.8cm^2
Step-by-step explanation:
A trapezoid=h/2(b1+b2)
A trapezoid=6.4/2(12.9+8.6)
A trapezoid=3.2(21.5)
A trapezoid=68.8cm^2
A rectangular prism has 6 faces.
Use that information to find the answer.
Answer:
47.5
Step-by-step explanation:
A= h·(
)
So, 11cm+8cm=19cm
19cm÷2=9.5cm
9.5cm×5cm=47.5cm
Therefore your answer is 47.5cm
Exact Form:
4/9
Decimal Form:
0.4
First find the area. 39*332=12,948. 12,948 is less than 15,000, so yes, she has enough bricks.