During anovulation, which is common with irregular periods in menopause, progesterone is not produced. This can lead to estrogen build-up. As production of these two hormones so integral to the menstrual cycle begins to decrease prior to menopause, periods are usually affected.
10 A hula hoop is like a racetrack: Calculating the circumference, radius, and area of a circle. Provided by Kenan Fellows Program. Student can use hula hoops to explore basic geometry concepts and indirect measurement. In this lesson, students will use hoops of different sizes to explore geometry concepts such as circumference, area, and radius.
GRASS EDGING - A baseball field is a geometric figure (a diamond) with the deminsions of the baselines and pitching mound to homeplate being exact. But often the grass lines where the dirt of the infield/homeplate/mounds often grows in and begins to look unkept.