and 
, then 
.
Q6: For rhombus RSTV , diagonals <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8811/.jpg"
Q7: In <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8811/.jpg" alt="In ,
Q10: In rhombus MNPQ , diagonal <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8811/.jpg"
Q13: In <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8811/.jpg" alt="In ,
Q14: For trapezoid HJKL , <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8811/.jpg" alt="For
Q182: The diagonals of any rectangle are both
Q207: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7237/.jpg" alt=" -If the diagonals
Q374: A diagonal of a parallelogram separates the
Q401: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7237/.jpg" alt=" -If the diagonals
Q826: What relationship exists among the sides of