Duplicate of Geometry - Triangles and Polygons

Question 1

What is the length of the hypotenuse of a right triangle that has legs with lengths of 3 & 4?

Accepted Answer

5

Question 2

Two angles whose measures add up to 90° are said to be what?

Accepted Answer

Complementary

Question 3

In a 30-60-90 triangle, we know that the hypotenuse is ________ the length of the shortest leg.

Accepted Answer

double

Question 4

What is a 9-sided polygon called?

Accepted Answer

nonagon

Question 5

What is the sum of the exterior angles of a 13-sided polygon?

Accepted Answer

360°

Question 6

What is the length of a leg in a right triangle that has a hypotenuse of 25 and a leg of 24?

Accepted Answer

7

Question 7

The sides of a right triangle satisfy what important theorem?

Accepted Answer

a2 + b2 = c2

Question 8

In a 45-45-90 triangle, we know that the length of the hypotenuse is ___ the length of the leg.

Accepted Answer

√2 times

Question 9

What is the sum of the interior angles of a 14-sided polygon?

Accepted Answer

2160°

Question 10

What is the best name for a quadrilateral that has 4 congruent sides?

Accepted Answer

rhombus

Questions 10