Which situation forms a unique triangle? A. a triangle with side lengths of 4 mm, 6 mm, and 2.5 mm

B. a triangle with angle measures of 60°, 30°, and 90°

C. a triangle with side lengths of 9 mm, 1 mm, and 2 mm

D. a triangle with angle measures of 6°, 100°, and 80°

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w