Cameroon GCE A-Level Geology Practice Questions - Cameroon General Certificate Of Education Advanced Level Geology (Subject Code 0755) Exam

a = b = c, α = β = γ = 90° a = b ≠ c, α = β = γ = 90° a ≠ b ≠ c, α = β = γ = 90° a = b ≠ c, α = β = 90°, γ = 120°