Answer:
J'= (-7,-4)
Step-by-step explanation:
A reflection over the y axis goes by the rule (x,y) --> (-x,y)
Answer: 102 lightbulbs were found by the detective.
Step-by-step explanation:
Given:
The square base pyramid with height 3 cm and base edge 2 cm.
To find:
The volume of the square pyramid.
Solution:
Volume of a square base pyramid is:
...(i)
Where, B is the base area and h is the height of the pyramid.
Base is a square with edge 2 cm, so the base area is:

Where, a is the edge of the square base.


Putting
in (i), we get
Therefore, the volume of the given pyramid is 4 cm³.
Answer:
He can type 4.5/5 of a paragraph
Step-by-step explanation: Because there are 60 seconds in a mintune right. 2/3 of an hour=40 seconds. 1.5/5=20 seconds and 60 seconds=4.5/5
Answer:
12
Step-by-step explanation: