Answer:
9 mm
Step-by-step explanation:
Area of triangle = 1/2 × hight of triangle × length of base
= 1/2 × 10 × 6
= 30 mm²
Volume of triangular prism = Area of this triangle × hight of triangular prism
270 mm³ = 30 mm² × c
30 mm² × c = 270 mm³
c = 270/30 mm
= 9 mm
