Una escalera de tijera, cuyos brazos tenen la misma medida se coloca sobre el piso como en la
imagen ¿cuanto mide el angulo X que se forma con un
brazo de la escalera y
el piso?
ayuda plis:(
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b mark me branliest thx

step-by-step explanation:

7/2

(decimal: 3.5)

welcome ; )

step-by-step explanation:

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: