Steb by step:
3x + x +20 + 32 =180°
4x +52 = 180°
-52 from both sides
4x = 128
divide both sides by 4
x = 32°
Answer:
(See explanation)
Step-by-step explanation:
The expression is simplified as follows:
This answer can be checked by summing the previous formula:
3.35 - 3.10 = .25
.25/3.35 = .0746
.0746*100 = 7.46 or 7.5 rounded
Answer:
15+x=-21
-15 -15
x=-36
-36 must be added into 15 to obtain -21
-Hope this helps
Answer: Ultimately, the similarity of triangles is the basis of proportions between sides of two triangles, and these proportions allow for the calculations of which we are speaking here