10.1-10.3 Review

Front

What segment is RS parallel to in triangle WXY?

Back

WY

Front

If WX = 16, XY = 16, and WY = 20, what is the perimeter of triangle RST?

Back

26

Front

Find m∠ABC if the options are 20°, 40°, 60°, 80°.

Back

40°

Front

If DB is a perpendicular bisector of AC, what is the value of AD?

Back

61

Front

What is the measure of AD in the diagram if the options are 7, 5, 9, 3?

Back

7

Front

Define a midpoint in geometry.

Back

A midpoint is a point that divides a segment into two equal parts.

Front

What is the Triangle Midsegment Theorem?

Back

The midsegment of a triangle is parallel to one side and half the length of that side.

Front

Explain the concept of a perpendicular bisector.

Back

A perpendicular bisector is a line that divides a segment into two equal parts at a 90-degree angle.

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3.

Front

How do you find the measure of an angle in a triangle?

Back

Use the properties of triangles, such as the sum of angles equals 180°.