Answer:
yes 2=138 degrees
Step-by-step explanation:
Not hundo perecent sure, sorry if it's wrong, if you want me to show my work then please ask
Volume of a pyramid is
V=lwh÷3
=(4·5·6)÷3
=40
A=672 m²
a²+b²=c² (to find h)
14²+b²=50²
196+b²=2,500
b²=2,304
√b²=√2,304
b=48
h=48
(base×height)÷2
(28×48)÷2
1,344÷2
