3.- Un niño de 1.5 m de estatura, ve reflejarse en un espejo colocado en el piso la cúspide de un árbol. Ha medido la distancia a la que se ve el reflejo de la cuspide y se
ha encontrado los siguientes resultados: La distancia del pie del árbol al espejom, a
y la sombra del niño un metros Cuál es la altura del árbol? ​

(01.04 lc)multiply 1 over 6 multiplied by negative 1 over 2. negative 1 over 3 negative 1 over 12 1 over 12 1 over 3

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.

Urgent? will give brainliest to the first correct answer what is the area of the figure?