If it is area you're looking for, the answer is 7.92 cm^2, or ~7 11/12 cm^2.
no because it is not a right angled triangle.
this means angle A is not 90° so AB cant be a tangent.
Answer:
Hey have you tried on your own to make sure you understand it?
Step-by-step explanation:
Exterior angle = 180 - 144 = 36 degrees
Number of sides = 360 / 36 = 10 sides (answer)
