4.1 Classifying Triangles

4.1 Classifying Triangles

Multiple Choice

What is the special name given to the pair of angles shown by <2 and <6?

• Consecutive Interior Angles

• Corresponding Angles

• Complementary Angles

• Supplementary

Multiple Choice

Find m<3

• 118

• 108

• 62

• 52

Multiple Choice

Find m<4

• 118

• 108

• 62

• 52

Multiple Choice

Find the slope of the line that contains the points at (4, 4) and (2, –5).

• -9/2

• -4/5

• 4/5

• 9/2

Multiple Choice

Write the equation of a line in slope-intercept form of a line that has a slope of 3/4 and contains the point at (0,5)

• y = 5x + 3/4

• y = 3/4x - 5

• y = 3/4x + 5

• y = 3/4x

Multiple Choice

Classify the triangle:

• acute

• equiangular

• obtuse

• right

Multiple Choice

Classify the triangle:

• acute

• equiangular

• obtuse

• right

Multiple Choice

The frame of this window design is made up of many triangles. Classify triangle AED

• acute

• equiangular

• obtuse

• right

Multiple Choice

Classify triangle ACD

• acute

• equiangular

• obtuse

• right

Multiple Choice

The frame of this window design is made up of many triangles. Classify triangle ACD.

• isosceles

• equilateral

• scalene

• right

Multiple Choice

If point C is the midpoint of line BD, classify triangle ABC.

• equilateral

• isosceles

• scalene

Multiple Choice

Find x and the measure of each side of equilateral triangle ABC if AB = 6x – 8, BC = 7 + x, and AC = 13 – x.

• x = 10; all sides are 3.

• x = 6; all sides are 13

• x = 3; all sides are 10.

• x = 3; all sides are 16.