When mathew performs three groups of 10 wall sits, he is performing sets rests isotonic exercises muscle adaptation

sets

Explanation:

Sets are a set of exercises that are practiced together and with repetition and a period of rest between each repetition. Sets can also be called groups or groupings. This denomination is widely used in gyms and sports to group and reference the exercises needed by each individual. For this reason, if Mathew performs three groups of ten sitting on the wall, he is performing sets.

i believe the answer would be 1975.

hope this