If a, b, c, and d are coplanar lines and a is parallel to b, b is perpendicular to c, and c is parallel to d, then which stateme

Question

3 years ago

13

nt must be true?
d is perpendicular to c.
d is perpendicular to a.
d is parallel to b.
c is parallel to a.

2 answers:

miskamm [114] · Answer 1 · 2022-09-18T03:45:45+03:00

6 0

Answer: The second option is correct i.e. d is perpendicular to a

Step-by-step explanation: Given : a || b

b ⊥ c

c || d

Since b ⊥c and c || d therefore

∴b will be ⊥ d

and a || b

⇒ a ⊥ d

or d is perpendicular to a

Andreas93 [3] · Answer 2 · 2022-09-18T01:47:00+03:00

4 0

D must be perpendicular to a because d is parallel to c. c is perpendicular to b. b is parallel to a.