Someone please help me I’ll give out brainliest please dont answer if you don’t know

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Assume that a population of 50 individuals has the following numbers of genotypes for a gene with two alleles, b and b: bb = 30, bb = 10, and bb = 10. calculate the frequencies of the two alleles in the population’s gene pool.

What could explain what happened when the time was equal to 120 minutes