Triangle Lengths
Angles in Polygons
Name that Polygon
Classify Triangles
100

Is it possible to have a triangle with lengths 3 in., 4 in., and 5 in.?

Yes

100

In a right triangle, one acute angle measures 40 degrees. What is the other acute angle measure?

50 degrees

100

True or False? A rhombus is a parallelogram.

True

100

Polygons with five sides and five vertices

pentagon

100

Triangles that have all sides equal

equilateral

200

Is it possible to have a triangle with lengths 13.2 cm, 7.5 cm, and 20.3 cm?

No

200

In a parallelogram, one pair of opposite angles each measure 110 degrees. What is the measure of each angle in the other pair of opposite angles?

70 degrees

200

True or False? A trapezoid is a parallelogram.

False

200

Polygons with three sides and three vertices

triangle

200

Triangles that have NO equal sides

scalene

300

In isosceles triangle ABC, AB = 8 in. and BC = 3 in.  What is the length of segment AC?

8 in.

300

What is the measure of each interior angle in a regular pentagon?

108 degreees

300

Which two quadrilaterals have 4 right angles?

squares and rectangles

300

Polygons with eight sides and eight vertices

octagon

300

Triangles that have two equal sides

isosceles

400

In triangle DEF, angle D measures 20 degrees, angle E measures 60 degrees, and angle F measures 100 degrees.  Name the segment of the shortest side.

segment EF

400

What is the sum of the interior angles in a hexagon?

720 degrees

400

What is the sum of the interior angle measures in a quadrilateral?

360 degrees

400

Polygons with six sides and six vertices

hexagon

400

Triangles that have three angles less than 90 degrees

acute triangle

500

In triangle JKL, angle J measures 64 degrees, angle K measures 42 degrees, and angle L measures 74 degrees.  Name the segment of the longest side.

segment JK

500

What is the measure of each interior angle in a regular octagon?

135 degrees

500

What quadrilateral has two pairs of congruent sides, but no parallel sides?

kite

500

Polygons with nine sides and nine vertices

nonagon

500

Triangles that have one angle greater than 90 degrees

obtuse

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