Answer:
61.8 sq.cm
Step-by-step explanation:
surface area of triangular pyramid is given by
A=bh+L (s1+s2+s3)
A=3 (2.6)+6 (3+3+3)=61.8 sq.cm
Answer:53
I THINK THE ANSWER IN X=3
3^-1x(4x6)x2^-3=
1/3 * (4*6) * 1/2^3
1/3 *24 * 1/8
8*1/8
=1
