Answer:
17 inches
Explanation:
The given shape is square pyramid.
Given,
Height (H) = 8 in
Base side's length (s) = 30 in
To find : Slant height (l)
Formula
l² = H² + (s/2)²
l² = 8² + (30/2)²
l² = (8 x 8) + 15²
l² = 64 + (15 x 15)
l² = 64 + 225
l² = 289
l² = 17 x 17
l² = 17²
l = 17 in