Which of the following is not a characteristic of a plane? a. it cannot be seen. b. it is imaginary. c. its width can be measured. d. it is infinite. e. none of the above. (it can only be one answer.)

the answer is B

Step-by-step explanation:

㏒㏒㏒㏒㏒㏒㏒↓∑⇒⇒Фω√≅³Ф⇒⇔⇔²³√∛·×÷±≈≠≤≥β⇵∀∝∦⊅←α∞→⊄║⊕⊇↔∨∧∴⊆¬∅⊃∵∉∈↓⊂∩∪∑↑⇔,ω∫⊥∡∠°⇅Δ≡≅π⇄⇆Ф⇒ψφθΦζεδβξΒΔπΝη‰

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation:

the correct answer is x/3+10≥32

hope this !