Construiti cercurile C1 de centru O1 si C2 de centru O2 tangente interioare in punctul T. Cu ajutorul riglei stabiliti coliniaritatea punctelor O1, O2 si T si apoi aratati ca cele doua cercuri au aceeasi tangenta in punctul T. (trb facut de clasa 6 a)

135 is your answer

step-by-step explanation:

try 180 times three then divide that number by 4 (sides) to get your answer. im glad to : )

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation:

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a