Natal Rahu is the sign where your Rahu was placed during birth time, and from there other houses are calculated clock-wise.
If you were born with Rahu in Virgo, then your natal house is Virgo (Kanya Rasi) and during transit, MARS forming conjunction (in Virgo), sextile (aspect of 60° which are Cancer and Scorpio in this case), square (aspect of 90° which are Gemini and Sagittarius here), trine (aspect of 120° which are Taurus and Capricorn here), opposition (aspect of 180° which is Pisces here) are discussed in this article.
Conjunction is transiting through same sign as in birth chart, sextile is transiting 3rd or 11th house, trine is transiting 5th or 9th house, opposition is transiting 7th house from natal sign.
Transit MARS conjunct Natal Rahu : Your actions are in natural harmony with existing cultural trends. You will compete for recognition in profession and business.
There will be external support in social activities and business too.
Few people can get attracted to anti-social unions and sexual activities.
Transit MARS opposition Natal Rahu also has gives similar results
Transit MARS conjunct Natal Ketu :You will support social values, traditions and remain conservative.
You will be unsuccessful in business or job due to lack of acceptance by others and also due to your image of being traditional.
People dealing with antiques, history, archaeology, mythology can get some recognition.
Transit MARS opposition Natal Ketu also has gives similar results
Transit MARS Sextile and Trine Natal Rahu : You will desire for social acceptance and approval of actions.
Also you strive to improve living conditions on modern lines and acts according to existing habits and ettiquettes.
Active part in sports and physical activities also possible.
There will be harmony with siblings, neighbours who assist in your professional and social ambitions.
Transit MARS Sextile and Trine Natal Ketu : You are mentally inclines towards traditional, cultural and social values, but also intellectually aware of trends.
You will be able to balance both and succeed in all endeavours.
Siblings and neighbours help due to your diplomatic abilities, though you are not compatible with them mentally.
Transit MARS Square Natal Rahu and Square Natal Ketu: You are out of harmony with existing social norms, trends, cultural attitudes, traditions and legacies.
Being inactive in profession can lead to losses. Your lack of respect towards traditions can be seen as cruelity and anti-social behaviour by others.
Your non-conventional sexual behaviour is not appreciated by partner(s).
Lack of purpose leads to tiredness and fatigue.
Transit MARS Opposition Natal Rahu and Natal Ketu: Same as Transit MARS conjunct Natal Rahu (refer above)
Transit MARS Opposition Natal Ketu : Same as Transit MARS conjunct Natal Ketu (refer above)