The sum of six times a number and 25

Describe all the numbers that when rounded to the nearest thousand are 645,000

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120