Answer:
The Explanation is below .
Explanation:
Height of Triangle always measure in PERPENDICULAR to the Base.
a. )
Raul is correct because Height should always be Perpendicular,
and Raul has drawn Height 'h' Perpendicular to the corresponding Base 'b'.
b. )
Mark is incorrect because Height drawn is NOT Perpendicular.
c. )
Kiki is incorrect because the corresponding base is incorrect, Height drawn is correct that is Perpendicular.