The diagram shows a semicircle inside a rectangle of length 150m. the semicircle touches the rectangle at A B and C. calculate the perimeter of the shaded region. give your answer correct to 3 significant figures.

77

step-by-step explanation:

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.

75%

step-by-step explanation:

if i put something wrong your not gonna like it so rather not say nothing.