A farm uses a circular system to water the crops. The arm on the system (the radius) is 400 meters long. What area of land can it water? Use 3.14 to approximate pi.

What is avogadro's number equal to? a. 6.02 x 1023 b. 8.02 x 1023 c. 60.02 x 1023 d. 62.02 x 1023

Use the linear combination method to solve the system. {5x+y=2 {4x+y=4 What is the solution? (-2, 12) (1, - 8) (0, 2) (-3, 17)

To be considered similar, two polygons must have corresponding angles that are equal. true or false

Solve for x. 8x-13=2x+3

Alexa and rosa read books that have the same number of pages. alexa book is divided into 8 equal chapters. rosa book is divided into 6 equal chapters. each girl has read 3 chapters of her book.

Jan bought 6 cookies and 4 doughnuts for 3.50. Tom bought 12 cookies and 5 doughnuts got 5.23. Write and solve a system of equations to find the cost of one cookie

If 4/3x - 1/2 = 0 then x=

All of the students in Ms. Osbourne's class like pizza. Jeff is a student who likes pizza. Therefore, Jeff is a student in Ms. Osbourne's class.

Willie sold 72 fishing lures to the Bait Shop this month. He sold 4 times as many lures to the Bait Shop as to his friends. Let f represent the number of lures he sold to his friends.

How many solutions will there be to the following equation?16x^2=100