A balloon has a circumference of 23 cm. Use the circumference to approximate the surface area of the balloon to the nearest square centimeter.

168 cm2

674 cm2

529 cm2

1,662 cm2

Subtract one-half from 8 times w

Ella used 1/4 yard of red ribbon. Fill in each box with a number from the list to show equivalent fractions for 1/4

If 12 gallons cost $36. How much would 8 gallons cost?

My dog has a friend but two more friends come. How much friends does my dog have

Jenny has already taken 23 quizzes during past quarters and she expects to have 1 quiz during each week of this quarter each of this quarter After attending 3 weeks of school how many quizzes will Jenny have to take in total

Evaluate the expression below for the given values. t - w t = 6 and w = - 3 what is the answer?

Which of the following relations has a domain of {-6, 10}? Choose all that apply. (A) { (-6, 7), (-6, 10) } (B) { (-6, 6), (-6, 7), (10, 12) } (C) { (4, - 6), (5, 10) } (D) { (-6, 4), (10, 5) }

The number of skunks in a town is 180, and the population doubles every year. Find the population after t years.

What is the actual distance of 6 cm

What are the real and imaginary parts of the complex number? 9+7i