Answer:
D. 28°
Step-by-step explanation:
Since ∆FGH is congruent to ∆QRS, it follows that:
Thus:
(Substitution)
Collect like terms
Divide both sides by -1
x = 9
Plug in the value of x
simplify the equation to solve it, remove unnessecary parentheses and spaces.
Fraction= 6/13
Decimal= 0.4615