Answer:
a. -21 b. 14
Step-by-step explanation:
For a, -3x4=-12, and then -12-9=-21. For b, -1/3x-3=1, and then 1+13=14. Hope it helps!
You missed bringing the negative sign down from the second to third step
Answer:
Slant height
Step-by-step explanation:
We need to 'climb to the top of the pyramid'.
Now, it is known that,
Lateral edge is the intersection of two lateral faces i.e. the line where two faces connect.
Slant height is the distance from the top point to the midpoint of one side of the base.
In general, a slant height is in the middle of two lateral edges.
Thus, the shortest path would be after climbing the slant height.
Answer:
x=30
Step-by-step explanation:
that's a 90º angle so 90÷3=30