If the angles 51 degrees, 88 degrees, and 41 degrees formed a tirangle what type of angle would it be

What is not true about kl and mn? what is mn? (show your work)

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)- 144x+360 what am i doing wrong?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?