4. the area of the right triangle shown at right is 66.5 cm'.
a. what is the height of the triangle?
what is the perimeter of the right triangle? round your answer
to the tenths place.

Simplify the expression 10/11(22z) + (a+5) -1

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?

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8