Ty rode his trail bike for 4.5 hours. his average speed was 12 miles per hour. how many miles did he ride?

12 x 4.5 = 54

Approximately 54 miles

Two slopes of triangle ABC are opposite reciprocals

Step-by-step explanation:

A right triangle is also called a right- angled triangle. It is called or referred to as a right angles triangle because one of its angles is 90°.

A right triangle (right - angled triangle) has two of its slopes as opposite reciprocals. A right triangle has 3 sides

a) The hypotenuse which is the longest side

b) The opposite side

c) The adjacent side.