Mars shows what a woman is attracted to in a man. Being with a man who is strong in her Mars element, or who makes close sextiles with her Mars, makes the relationship much easier, and increases sexual desire and compatibility. For a man, his Mars is part of his masculine nature, so it is best when his partner also relates well with this element.
Mars Trine Jupiter
There is nothing to hold you back you from expansion. You invigorate each other, your partner gives you encouragement to explore new possibilities and your assertive self expression is appreciated. Together you feel that you can face any challenge and the two of you have what it takes to be successful. You both have intuition and timing, together youre a lucky combination of expansive activity with a future filled with bright possibilities. When the Mars person is trine the Jupiter person you may find that it all comes together easily, friendship, fellowship, an active sexuality, and a healthy enjoyment of an active life together.