Bitcoin is struggling to gain bullish momentum above $9,000 against the US Dollar. BTC must climb above $9,200 to set the stage for a rally towards $10,000 in the near term.Bitcoin is trading in a broad range below the key $9,200 resistance zone.The price is consolidating above $8,800 and the 100 hourly simple moving average.There is a key contracting triangle forming with resistance near $9,040 on the hourly chart of the BTC/USD pair (data feed from Kraken).The pair could either surge above $9,200 or it might start a fresh decline towards $8,400.Bitcoin Could Gain MomentumAfter forming a support base above $8,600, bitcoin started an upward move towards $9,000 against the US Dollar. BTC price broke a few hurdles near $8,950 and the 100 hourly simple moving average to move into a positive zone.The price even climbed above the $9,000 level and traded as high as $9,120 recently. It is currently correcting lower below $9,000. There was a break below the 23.6% Fib retracement level of the upward move from the $8,536 low to $9,120 high.On the downside, the $8,800 zone is acting as a strong support along with the 100 hourly SMA. More importantly, there is a key contracting triangle forming with resistance near $9,040 on the hourly chart of the BTC/USD pair.Bitcoin PriceIf bitcoin breaks the triangle resistance and $9,050, it could gain bullish momentum. An initial resistance is near the $9,120 high, above which it could continue to rise towards the $9,200 resistance zone.To start a strong upward move, the bulls need to clear the $9,200 resistance. If they succeed, the price is likely to rally towards $9,500 or even $10,000 in the coming sessions. An intermediate resistance might be near $9,800.Bearish BreakIf bitcoin price fails to clear the triangle resistance or $9,120, it could start a fresh decline. An initial support is near the 100 hourly SMA, followed by $8,800.A close below the 100 hourly SMA and $8,800 could increase selling pressure. In the mentioned bearish case, the price might decline towards the $8,600 region or $8,540. The next major support for the bulls below the $8,536 low is near the $8,400 level.Technical indicators:Hourly MACD – The MACD is likely to gain pace in the bullish zone.Hourly RSI (Relative Strength Index) – The RSI for BTC/USD is currently well above the 50 level.Major Support Levels – $8,800 followed by $8,540.Major Resistance Levels – $9,050, $9,120 and $9,200.