ID# 11635
題目:
The height is 9 cm and the base is a right-angled triangle【直角三角形】 of adjacent sides【鄰邊】 9 cm and 8 cm. Find the volume of the pyramid.
The height is 9 cm and the base is a right-angled triangle【直角三角形】 of adjacent sides【鄰邊】 9 cm and 8 cm. Find the volume of the pyramid.
