Calculate the surface area of a triangular prism. It has an isosceles triangle face with a base of 4 m and a height of 3 m. The
length of the prism is 9 m.
1 answer:
Answer:
48 + 18√13 cm²
Step-by-step explanation:
HC = BC/2 = 4m/2 = 2 m
AC = √AH² + HC² = √9 + 4 = √13
A = 2×A(ABC) + 2×A(ACFD) + A(BCFE)
= 2×AH×BC/2 + 2×AC×CF + BC×CF
= 2×3×4/2 + 2×√13×9 + 4×9
=12 + 18√13 + 36
= 48 + 18√13 cm²
You might be interested in
Answer:
are you on edge
Step-by-step explanation:
5x + 50 +x
= 5x*2( square ) + 50
I believe it's 8 because it's scale is 4 times bigger.
2×4=8
<em>Answer:</em>
170ft^2
The area is 170ft^2.
Answer:
8x40=320
Step-by-step explanation:
