Which is a perfect square?

121

140

168

195

What is the area of a circle with a radius of 7 cm2 (Use 3.14 for and round to the nearest tenth.) O 38 5 cm? O 44 cm? O 150 cm 153 9cm?

Simplify (9+8-6) (4-5).

Use a factor tree to find the prime factorization of the number. 1,855

Which set of numbers represent the lengths of the sides of a right triangle? A - 9, 10, 11 B - 8, 12, 16 C - 16, 32, 36 D - 3, 4, 5

A department store sells winter coats for $65.00. After a winter snow storm, the coats were marked up to $130.00. What percent of the original price was the new price?

Which of these values would you most likely see on a U. S. speed limit sign? O A. 200 miles / day O B. 3,500 miles / second C. 18 feet / second O D. 55 miles/hour

Kari is flying a kite. She releases 50 feet of string. What is the approximate difference in the height of the kite when the string makes a 25° angle with the ground and when the string makes a 45° angle with the ground? Round to the nearest tenth.

On Saturday, Mark sold gallons of lemonade. On the same day, Regan sold as much lemonade as Mark. How much lemonade, in gallons, did Regan sell?

What is the common denominator of 3/14 - 6/14

Neal Selznick bought a new van for $10,000. Neal put down $1,000 and paid $275 monthly for 40 months. What is the total amount of finance charge that Neal paid at the end of 40 months?