Answer:
is neither lost or gained
Step-by-step explanation:
The law of conversation tells us that energy can't be created or destroyed. So, the total energy of an isolated system should be constant.
This also works for momentum. When 2 objects collide, their total momentum will not change. Some of the energy can be transferred which change the momentum of individual object, but not the sum/total.
9)The triangles are congruent as they share all sides as seen with the lines (SSS)
10) they are not congruent as they only share 2 sides not all 3
11)they are congruent by using the Angle Side Angle, they share a vertices
12)they are congruent, by using the side angle side
13)They are congruent by using side side side, one is shared between the two
14)they are congruent by using the angle side angle
Answer:
1) Already in scientific notation
2) 2 x 10^5
3) 3 x 10^5
4) 1.5 x 10^5
Answer:
4:16 or 1:4
Step-by-step explanation:
1/5 of 20 = 4
there are 4 red marbles
there are 16 blue marbles
4:16 or 1:4
Answer:
2,-5,-12,-19,-26
Step-by-step explanation:
-7n +9
-7(1) +9 = 2
-7(2)+ 9= -5
-7(3)+9 = -12
-7(4)+9 = -19
-7(5)+9 = -26
