Two positive angles that form a straight line together and measures total 180 degrees form a

A 32cm long string just fits round the perimeter of a square board. The area of the board is

Combine like terms. x + 8y - 5y + 5y

If two pyramids are similar and the ratio between the lengths of their edges is 3:11, what is the ratio of their volumes? O A. 11:3 B. 9:121 C. 121:9 D. 27:1331 O

Factor completely 9x^21+9x-4

fiona an avid food blogger posted a total of 216 recipes in 36 week. if she posted the recipes at a constant rate, how many recipes will she post for the year

1. In what country did the government debate the merit of teaching students quadratics? 2. What modern technology would not be possible without quadratics? (hint: I have one at my house.) 3. What great ideas did the Babylonians come up with? 4.

Which equation forms a pair of linear equations with 9x+12y=48 such that the system has no soulution?

What is the percent of decrease from 155,000 to 140,00

A telephone company charges $0.30 for the first 4 minutes of a call and $0.18 for each additional minute. How long can a person talk for $3

determine if these equations are true or false A. 50 tens x 4 hundreds = 40 tens x 5 hundreds B. 24 x 10 x 90 = 90 x 2400