Technical Analysis - Bullish Triangle Continuation

There are 2 types of bullish triangle as follows:

1) Ascending Triangle (Flat upper trendline).  

Bullish formation when price break the upper horizontal line. The is a clear consolidation phase before the breakout take place.

2) Bullish Pennant (narrowing trendlines).

Bullish trend took place earlier on. The upper trendline is descending but lower trendline is ascending. This is consolidation phase. Sign of equal buying (late comers) and selling (profit taking). The breakout will take place when good news released.

The key thing to remember here is Upper trendline and Lower trendline narrowing and meet.  

A great example you can see is BPPLAS chart below.