The answer is 19.6 cm^2
you should find the height of the triangle by heron formula: it will be 9.8
so the area is

good luck
Answer:
2, 7, 114
Step-by-step explanation:
(3 + 0.5x)(38 - 4x)
114 + 19x - 12x - 2x²
-2x² + 7x + 114
Answer:
the answer is a, unchecked growth
Are there anymore numbers after the six? If there is not then it si already rounded to the nearest tenth.