Answer:
Height of cactus= 3.8ft
Step-by-step explanation:
Height of palm tree= 4.9ft
Height of cactus= ?
we know, 4.9ft= 1.2ft+c
So, 4.9ft- 1.2ft= c
c= 3.8ft
Answer:

Step-by-step explanation:
The graph is not attached, however we know that, the volume of a triangular pyramid is given by the formula

where
B is the area of the triangular face
h is the height of the pyramid
we have

substitute the given values

9 x ≥ 117
Divide both sides by 9 :
9 x / 9 ≥ 117 / 9
x = 117 / 9
x ≥ 13
hope this helps!