Trigonometry is the study of triangles.
Acute
All
Right
Obtuse

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.