20° А
. Se construirá un túnel por una montaña. Para estimar la longitud del túnel, un
topógrafo hace las mediciones mostradas en la siguiente figura. Cuál es la longitud
aproximada del túnel? (VALOR 1.5 PUNTOS)
B
А
82.40 / 212 pies

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .

i think it is c hope that

the circumference of a circle is, 10.676 cm.

step-by-step explanation:

the formula for circumference of a circle is given by:

where

c is the circumference of a circle and

d is the diameter of a circle.

given: diameter(d) = 3.4 cm and use

substitute these values in [1] we get;

cm

therefore, the circumference of a circle is, 10.676 cm