Answer:
Number of bricks require to make the walls
Step-by-step explanation:
The number of bricks needed to make the wall:
= Volume of the wall/volume of one brick
The wall and the brick are in the shape of a cuboid:
Volume of the Cuboid=
For wall:
Volume of the wall=
For one Brick:
Volume of one brick=
Number of bricks required to make the wall:
I think it is 104 hope it is right
Answer:
y < 1/2x -5
Step-by-step explanation:
1/2 is the slope
-5 is the y intercept
Answer:
-
Step-by-step explanation:
using the half angle formula
cos( ) = ±
cos195° = cos(180 + 15)° = - cos15°
then
cos15° = cos ( ) = = = =
then
cos195° = - cos15° = -