“The length of the unknown side has to be greater that ___ and less than ___” can someone pls answer this, will give brainliest

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.