(3x3 + 13x. 17x + 8) + (13x4 - 12x² + 7 - 5x)

Answer this question, only if you know the answer. 30 points and brainliest!

What is the area of the triangle 10 13 12

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle