Question

12. State whether true or false. If False, justify your answer.
a) Quadrilateral ⊆ polygon
b) {1} ↔ {0}
c) Whole numbers ⊆ natural numbers
d) {a} ∈ {d, e, f, a}
e) Natural numbers ⊆ whole numbers
f) Integers ⊆ natural numbers
g) 0 ∈ ∅
h) ∅ ∈ {1 , 2, 3 }

Answer 1

Answer:

Correct option is

A

True

We have to state whether the statement "Quadrilateral⊆polygon" is true or false.

We know that, "A polygon is any 2-dimensional shape formed with any number of straight lines. "

Also we know that "A quadrilateral is a closed figure with four straight lines. "

Hence Quadrilateral⊆polygon

Therefore the given statement is true.

make me brainlist

Step-by-step explanation:

please give me some thanks

Answer 2

Answer:

(a) true, (b) true, (c) false, (d) false (e) true, (f) false, (g) false, (h) true

Step-by-step explanation:

just copy it.