Given a quadrilateral DEFG.

If ∠EDG is supplementary to , then DEFG is a parallelogram.

A. ∠EFG and ∠DEF
B. ∠DGF and ∠EFG
C. ∠DEF and ∠DGF

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

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if i put something wrong your not gonna like it so rather not say nothing.

the answer is 1 becuz if it were 1.0 that would rip apart the entire so ya. : )

~potato.

copyright potato 2019.