diff --git a/stdlib/LinearAlgebra/src/adjtrans.jl b/stdlib/LinearAlgebra/src/adjtrans.jl
index 8ded77a7eda74..3452f407ddcab 100644
--- a/stdlib/LinearAlgebra/src/adjtrans.jl
+++ b/stdlib/LinearAlgebra/src/adjtrans.jl
@@ -118,6 +118,9 @@ const AdjOrTransAbsMat{T} = AdjOrTrans{T,<:AbstractMatrix}
 wrapperop(A::Adjoint) = adjoint
 wrapperop(A::Transpose) = transpose
 
+strides(a::AdjOrTrans) = size_to_strides(1, size(a)...)
+stride(a::AdjOrTrans, i::Integer) = strides(a)[i]
+
 # AbstractArray interface, basic definitions
 length(A::AdjOrTrans) = length(A.parent)
 size(v::AdjOrTransAbsVec) = (1, length(v.parent))
diff --git a/stdlib/LinearAlgebra/src/diagonal.jl b/stdlib/LinearAlgebra/src/diagonal.jl
index b73279abb2878..8e3f7bd244560 100644
--- a/stdlib/LinearAlgebra/src/diagonal.jl
+++ b/stdlib/LinearAlgebra/src/diagonal.jl
@@ -103,7 +103,6 @@ function setindex!(D::Diagonal, v, i::Int, j::Int)
     return v
 end
 
-
 ## structured matrix methods ##
 function Base.replace_in_print_matrix(A::Diagonal,i::Integer,j::Integer,s::AbstractString)
     i==j ? s : Base.replace_with_centered_mark(s)
diff --git a/stdlib/LinearAlgebra/test/adjtrans.jl b/stdlib/LinearAlgebra/test/adjtrans.jl
index d0e82aafa78bf..0803ed35d6d85 100644
--- a/stdlib/LinearAlgebra/test/adjtrans.jl
+++ b/stdlib/LinearAlgebra/test/adjtrans.jl
@@ -340,6 +340,15 @@ end
     @test broadcast(+, Transpose(sparsevec), 1.0, Transpose(sparsevec)) isa Transpose{Float64,SparseVector{Float64,Int}}
 end
 
+@testset "Strides AdjOrTrans Issue#29705" begin
+    @test strides(rand(3,5)') == (1, 5)
+    @test strides([1 2 3; 4 5 6]') == (1, 3)
+    @test strides(transpose(rand(3,4))) == (1, 4)
+    @test strides(transpose([1 2 3; 4 5 6])) == (1, 3)
+    @test stride(rand(3,5)', 1) == 1
+    @test stride(rand(3,5)', 2) == 5
+end
+
 @testset "Adjoint/Transpose-wrapped vector multiplication" begin
     realvec, realmat = [1, 2, 3], [1 2 3; 4 5 6; 7 8 9]
     complexvec, complexmat = [1im, 2, -3im], [1im 2 3; 4 5 -6im; 7im 8 9]