Answer:
x = 16
Step-by-step explanation:
(5x + 12)° + (6x - 8)° = 180°
(5x + 12 + 6x - 8)° = 180°
(11x + 4)° = 180°
11x + 4 = 180
11x = 180- 4
11x = 176
x = 176/11
x = 16
Answer:
area = 24 cm²
Step-by-step explanation:
area = 1/2 x 6 x 8 = 24 cm²
Its C. 113 ft because the height and the perimider of the trinagle