Question

please tell me answer ​

Answer 1

Answer:

1. A triangle with all sides equal is called an equilateral triangle,

2. Two angles are said to be linear if they are adjacent angles formed by two intersecting lines.

Answer 2

Answer:

1-. true because all sides are equal that triangle are called equilateral triangle

2- false because is not called obtuse angle

3- true because 9m -9 = 81 means 9×m - 9=81 so, m=10 region is 9×10= 90 -9 =81

Step-by-step explanation:

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