STEP1. Find the lateral area.
L.A = ph
= (10 + 10 +10) (14)
= 420 cm²
STEP2. Find the surface area.
S.A = L.A + 2B
= L.A + 2(½ x 10 x 8.3)
= 420 + 83
= 503
Therefore, the surface area of the triangular prism is 503 cm²
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Solution:
STEP1. Find the lateral area.
L.A = ph
= (10 + 10 +10) (14)
= 420 cm²
STEP2. Find the surface area.
S.A = L.A + 2B
= L.A + 2(½ x 10 x 8.3)
= 420 + 83
= 503
Therefore, the surface area of the triangular prism is 503 cm²