Points A and B lie on a circle centered at point O. If OA=5 and length of AB/ circumference= 1/4 what is the area of sector AOB?

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.