This nation allows its people to be malnourished rather than seek international assistance.

china
japan
south korea
north korea

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.

What type of coastline is commonly found along the western side of the america’s