Acircular mat has a circumference of 220 centimeters. fund the the radius rounded to the nearest whole number

r = \frac{circumference}{2\pi}

r = \frac{220}{2(3.14)}

r is approximately 35cm

step-by-step explanation:

ok so im not 100% sure but you would start by adding 5.1t and 1.9t beacuse they have the same variable. that is 7t.   then add -3.6 + 1.2 which is -2.4

so then keep that as -2.4 + 7t. i apologize if this is incorrect. best luck on your test < 3

definitely a. the others have almost all data points on one side of the line.

step-by-step explanation: