Flashcards in Geometry Deck (11):

1

## If two or more angles lie on a straight line, they =

### 180 degrees

2

## For any triangle, the sum of the 3 angles inside the triangle is what?

### 180 degrees

3

## The longest side of a triangle is opposite what?

### The largest angle

4

## The shortest side of a triangle is opposite what?

### The smallest angle

5

## In any triangle, the sum of any 2 sides is what?

### Greater than the 3rd side

6

## If you are given 2 sides of a triangle, how would you determine the 3rd?

### Must be more than the difference of the 2 sides and less than the sum of the 2 sides

7

## How many acute angles in a triangle?

### 2 and the 3rd could be acute, obtuse or right

8

## What is an isosceles triangle?

### 2 or more sides are equal, therefore it has 2 equal angles opposite the equal sides.

9

## Isosceles triangle can have what kind of angles?

### obtuse and 90 degree

10

## What is the main characteristic of an equilateral triangle?

### it always has three 60 degree angles

11