Which expression can be used to find the area of a circle with a diameter of 40 cm?

a. 3.14 x 20

b 3.14 x 40

c 3.14 x 20 2

d 3.14 x 40 2

Evaluate 1 + ( - 2 3 ) - ( - m ) 1 + (- 3 2 ) - (-m) 1, plus, left parenthesis, minus, start fraction, 2, divided by, 3, end fraction, right parenthesis, minus, left parenthesis, minus, m, right parenthesis where m = 9 2 m=

Rodrigo filled up his tank with 10 gallons, which cost him $45.00. How much did he pay per gallon of gas?

Twice a number and 5 is 15

It takes 1200 workers 8 years to build 3 ziggurats. How many years would it take 100 workers to build 1 ziggurat?

There are 70 students in a school band. 40%are sixth graders, 20% are seventh graders and the rest are eighth graders. How many sixth graders are there.

Patti has 2 glue sticks that are partially used one has 1/5 left and one has 3/10 left which glue stick has more

What needs to be corrected in this construction of a line parallel to a be passing through C

the instructions for mixing a rose fertilizer call for 3/8 cup of potash and 1 3/4 cups of nitrogen. what is the ratio of nitrogen to potash

How do you solve - 4 + 2 (7m + 5) = - 106

A software coder can type 79 words per minute. She works 5 eight hour days each week (not including breaks). How many words does she type in a week? A 189,600 words B. 33 words C. 3.160 words D. 76,950 words