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.
Right Angled Triangle. The triangle of most interest is the right-angled triangle. The right angle is shown by the little box in the corner: Another angle is often labeled Î¸, and the three sides are then called: Adjacent: adjacent (next to) the angle Î¸. Opposite: opposite the angle Î¸. and the longest side is the Hypotenuse.