The law of cosines states that, if
is the angle between sides b and c,

So, plugging our values, we have

This is equal to

105% as a decimal would be 1.05 in decimal form
Answer:
See explanation
Step-by-step explanation:
First plot points A, B, C and D on the coordinate plane and connect them to get quadrilateral ABCD. Then plot the vertices E, F, G, H of the quadrilateral EFGH in each case.
For each of these cases there are attached diagrams
1 case - reflection acraoss the x-axis
2 case - translation 5 units down
3 case - reflection across the y-axis
4 case - translation 7 units right