Answer:
4 chapters an hour
Step-by-step explanation:
24 / 6 = average of 4 chapters an hour
Volume of the prism is the area of the triangle x the height.
To find the height find the area of the triAngle first, then divide the volume by the area.
Area = 1/2x 7x18 = 63 square mm
X = 1638/63
X = 26 mm
