What is the total surface area??
1 answer:
Answer:
216
Step-by-step explanation:
Use geometric formulas to solve for each individual SIDE of the triangular prism
TOP and BOTTOM TRIANGLE sides:
<--- times 2 because we have TWO identical triangle sides
RIGHT RECTANGULAR side from our perpsective:
- LxW
- 8(7)
FRONT RECTANGULAR side:
- LxW
- 7(6)
BACK RECTANGULAR side:
- LxW
- 7(10)
Now you add all of those formulas together for your answer.
+
+ 8(7) + 7(10) + 7(6)
= 216
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Answer:
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You can observe a representation of this problem in the image attached.
Notice that the grass seed is gonna be put only in the green zone, out of the pond. So, we need to find each area and subtract them.
The difference is
Now, according to the problem, one box of grass seed covers 15 meters of the garden, let's divide this number with the seed area.
Therefore, Kayla needs 8 boxes of grass seed to cover the whole garden without including the pond.
