128k views
1 vote
PLEASEE ANSWERS PLEASEE. QUICKLY.

PLEASEE ANSWERS PLEASEE. QUICKLY.-example-1
User Alex Fire
by
3.7k points

1 Answer

6 votes

Answer:

11.4 cm

Explanation:

A triangular pyramid has a triangle base and 3 slant triangles

214.5 = ½(10)(10)sin(60) + 3(½)(10)(h)

171.1987298 = 15h

h = 11.41324865

User Havnar
by
3.5k points