The phrase "agree perfectly" is correct and usable in written English.
It can be used to express complete agreement with someone else's opinion or statement.
Example: "After discussing the proposal, I can confidently say that I agree perfectly with your assessment of the situation."
Alternatives: "completely agree" or "fully concur".
Both theories agree perfectly with those observations that have been made so far.
While the two models did not agree perfectly, there were areas that both models indicated should have many more ant species than have been documented to date.
The prediction and measurements agree perfectly.
As the simulation results illustrate, the analytical expressions agree perfectly with the Monte Carlo results.
When annotators agree perfectly or when a model perfectly classifies the data, Alpha (=1).
The precise levels of water that were measured agree perfectly with the shock theory, he adds.
The charge-free zone model resulted in a failure criterion, which agreed perfectly with the experimental results.
The slope of the equation agrees perfectly with the theoretical proportion of ethylene glycol in a solvated smectite, around 25%, and with the equivalent values determined on natural standards.
The observations with the DIFOS multi-channel photometer in a broad spectral range from 350 to 1500 nm have revealed the dependence of the relative amplitudes of p-modes of the global solar oscillations on the wavelength that agrees perfectly well with the earlier data obtained in a narrower spectral ranges.
These qualitative features agrees perfectly with the previous experimental measurements [13], confirming the validity of our single-filament kinematics data.
The observed conformational heterogeneity agrees perfectly with the function of the RNA-binding ring of the exosome to accommodate diverse RNA substrates.
