What si 1/2 times 1/2 times 2 times 12

How are sas and sss used to show that two triangles are congruent?

If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.