Answer:
-1/2
Step-by-step explanation:
https://www.calculator.net/slope-calculator.html
That website has the best explanation ^^^^^
The diagonals of a rhombus are perpendicular bisectors of each other, and are also angle bisectors. The 4 congruent right triangles the rhombus is cut into by the two diagonals are 30-60-90 degree triangles, the longer leg is √3/2 of the hypotenuse, √3/2 of 10=5√3. so the longer diagonal is twice of 5√3=10√3
Answer:
63
Step-by-step explanation: