An arc subtends a central angle measuring \dfrac{7\pi}{4} 4
7π

start fraction, 7, pi, divided by, 4, end fractionradians.

What fraction of the circumference is this arc?

Is every rectangle is a parallelogram? true false

Choose the more precise measurement. 26.4 cm or 8.39 cm

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.