3 years ago

How do I find the perimeter of a regular triangular pyramid?

1 answer:

7 0

Answer:Triangular Pyramid Solved Examples Example 1: Find the surface area of a triangular pyramid with the base area is 28cm.sq., the perimeter is 20cm, slant length is 5cm. Solution: Surface area = [Base area] + ½ × Perimeter × [Slant length] = 28 + ½ × 20 × 5 = 28 + 50 = 78 cm.sq.

Step-by-step explanation:

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Evaluate 4(3h + 7)<br> ————— for h = -2<br> 4 +h

Juliette [100K]

If i understood the question right, you're trying to find the value when h = -2. If that's true so here is how it's done:

$4(3h + 7)\\4(3(-2) + 7)\\4(-6+7)\\4(1)\\=4$