Using what you know of the tangent function, show that −tan(theta°) = tan(−theta°) for theta ≠ 90 + 180k, for all
integers k.

Tom and maria typed in words in the ratio of 1 : 5 in 20 minutes. they typed 864 words altogether. find the number of words that each of them typed

What does x = in this equation x+3+2x=x+5

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.