Minnesota MCA in High School Math Chapter 4

DOK: 2
1 pt

1.

What is the measure of missing angle?

A

225°

B

45°

C

75°

D

30°

DOK: 2
1 pt

4.

What is the measure of *y*?

A

93°

B

87°

C

37°

D

cannot be determined

DOK: 2
1 pt

5.

Which side in Δ*ABC* is the longest side?

A

$\overline{AB}$

B

$\overline{AC}$

C

$\overline{BC}$

D

cannot be determined

DOK: 2
1 pt

8.

By what theorem can you prove the two triangles below congruent?

A

*SAS*

B

*ASA*

C

*SSA*

D

*AAS*

DOK: 1
1 pt

11.

What is true about the base angles of an isosceles triangle?

A

They are supplementary.

B

They are complementary.

C

They are congruent.

D

They are perpendicular.

DOK: 3
1 pt

14.

Find the unnecessary step in the proof of showing that the medians of a triangle meet at one point.

**Step 1**: Find the midpoint of the first side and then the equation of the median.

**Step 2**: Fine the midpoint of the second side.

and then the equation of the median.

**Step 3**: Find the midpoint of the third side and then the equation of the median.

**Step 4**: Find the common point shared between all three median.

**Step 5**: Draw a circle that intersects the triangle where the medians intersect each side.

A

Find the midpoint and the equation of the median of the first side.

B

Find the common point shared between all three medians.

C

Draw a circle that intersects the triangle where the medians intersect each side.

D

Find the midpoint and the equation of the median of the second side.