Answer:
18i\sqrt{x} 7\\
Step-by-step explanation:
the answer is 18i in front if the root square an 7 goes inside it
Answer: it would be 5
Step-by-step explanation: i hope this helps
Answer:
The answer is D. 18 + (-7)
Step-by-step explanation:
1. draw the parallelogram with side 20cm and 25cm respectively and also the diagonal as well.
2.Clearly it forms a triangle in the parallelogram with three known lengths of side.
3.Using the cosine rule : c^2=b^2+c^2 -2bc cos c to find the obtuse angle.