Determine whether each statement is always, sometimes, or never true. Explain. 18. The product of a number and its reciprocal is -1.
19. The quotient of a nonzero number and its opposite is -1.
20. If the product of two fractions is negative, then their quotient is negative.

idk

step-by-step explanation:

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)

тнєу єα¢н яαи 32 мιℓєѕ

step-by-step explanation:

нσρє ι ¢συℓ∂ нєℓρ уσυ συт тσ∂α!