First you must remember that: An isosceles triangle consists of a vertex angle and 2 CONGRUENT base angles.
subtract 180-24
156/2
=78
CHECK:
25+78+78=180
Answer:
Yes they are rational numbers
Step-by-step explanation:
Answer:
There are 3 red marbles.
Step-by-step explanation:
The ratio of red marbles to blue marbles is 3:2, so for every two blue marbles there are three red marbles. This means that there are three red marbles for every four marbles in the bag. Therefore, if there are five marbles in the bag, there must be three red marbles and two blue marbles.

The last choice is appropriate.
3 .......................