-9(3-r)=45
-27+9t=45
9r=45+27
R=72/9
R=8
The answer is 8 not -8
Step-by-step explanation:
1. vertical opposite angles
2. corresponding angles
3. alternate interior angles
4. alternate exterior angles
5. corresponding angles
6. vertical opposite angles
7. alternate exterior angles
8. vertical opposite angles
9. corresponding angles
10. alternate exterior angles
Answer:
190
Step-by-step explanation:
1/8= 5 ft
19/4 = 38/8
38/8 = 38*5 = 190 feet
This mathematician is named Pythagoras. He was the mathematician who discovered in what relation are the sides, angles, and length of the sides of a triangle. Today this idea is still being used in mathematics and represents one of the foundations in geometry that we use all around.