3x-5=19-x
3x-5-19+x=0
4x-24=0
4x=24
x=6
Answer:
a.240.15
Step-by-step explanation:
a.240.15
b.12.0075
c.252.1575
FORMULA:
TSA of cubes = 6(a)²
ANSWER:
We just have to plug the respective value.
So, TSA of 8 cubes = 6 × (12)²
So, <u>Correct choice</u> - [C] 864 ft².
Answer:
Hey there!
For the first question we use the triangle area formula: 1/2bh, or 1/2(8)(5). This gives us 20 for the area.
For the second question we get a trapezoid, since the cross section does not pass through the vertex.
Hope this helps :)
