Side a = 10.98991
Side b = 11.69522
Side c = 4
Angle ∠A = 70° = 1.22173 rad = 7/18π
Angle ∠B = 90° = 1.5708 rad = π/2
Angle ∠C = 20° = 0.34907 rad = π/9
Answer:
x = -1
Step-by-step explanation:
————————————-The answer is 3.78
Answer:
area of the figure=1/2×16×7
=56 m²