Biofuels and nuclear power may prove useful as ______. energies to bridge the time between fossil fuel depletion and new renewables. Whether using a food crop as a source of biofuels is environmentally sustainable would have to consider all of the following, EXCEPT _______. A) the impact on food supplies and prices. B) the amount of fertilizers used and their impact on aquatic ecosystems.
Other than the diagonal side of the right triangle, the other two sides make a perpendicular right angle triangle. Other than the diagonal side of the right triangle, the other two sides make a perpendicular right angle triangle. The right angle is 90 degrees.  The right angle is 90 degrees.
The 3,4,5 Triangle has a right angle in it. (Draw one if you ever need a right angle!) It has no equal sides so it is a scalene right angled triangle. And, like all triangles, the three angles always add up to 180Â°.