If you are seriously engaged in technical analysis, sooner or later you will encounter one of the most reliable chart patterns — the triangle in trading. It’s not just a beautiful geometry; it’s a real tool that helps predict price movement. Let’s understand how the main types of triangles work and how to trade them.

Let's start with the descending triangle — this is a bearish pattern that forms when the price creates a horizontal support at the bottom, and resistance gradually decreases from above. It’s clear that sellers are gaining strength, pressure is increasing. When the price breaks through this horizontal support with good volume, it’s a signal to enter a short position. The main thing here is not to get caught by false breakouts. If the volume is low, it’s better to wait for confirmation. It makes sense to place a stop-loss above the last resistance line to protect yourself from a reversal.

The opposite is the ascending triangle in trading, which is a bullish pattern. Here, the resistance line is horizontal at the top, and support is rising from below. This shows that buyers are becoming more active with each attempt. When the price breaks the upper resistance on increasing volume, it’s a good moment for a long position. These patterns are especially effective in existing uptrends. You can close the position either at the target level or if signs of a reversal appear. Place the stop below the last support.

The symmetrical triangle is a neutral pattern that can develop in either direction. Here, resistance decreases, and support rises, with the price narrowing toward the apex. Such patterns form during consolidation, when the market is gathering energy. The main rule is not to rush into a trade before a clear breakout. When a breakout does occur, act quickly: if it’s upward, open a long position; if downward, a short. Decreasing volume during formation often precedes a sharp move.

Finally, the expanding triangle is the most treacherous of all. Here, support and resistance lines diverge, and volatility increases. This happens during a large imbalance between buyers and sellers or when important news hits the market. Trading such patterns requires caution because movements are unpredictable. It’s better to enter after a clear breakout, and place a stop-loss further away from the pattern’s extremes.

To make trading triangles more effective, remember a few points. First, volume is your best friend. An increase in volume after a breakout confirms the strength of the signal. Second, consider the trend context. Ascending and descending triangles work better when they appear in existing trends in the same direction. Third, never forget about a stop-loss — it protects your capital from unexpected movements.

Almost every day, you can find examples of such patterns on charts of different assets. Understanding how to read a triangle in trading, how to distinguish a true breakout from a false one, can significantly improve your entry accuracy and profitability. The main thing is practice and discipline in risk management.