Answer:
x=37
Step-by-step explanation:
complementary means when added up they bring 90so, 53+x=90
x=90-53
mark me brainliest if it helped pls :)
If ABC and DEF are complementary, then the value of x will be,
90 - ABC = x
90 - 53 = x
x = 37°
Answer is 1.706992967
Answer
D.pentagonal pyramid