0,5 Zapisywanie ułamków dziesiętnych
1. Zapisz, nie używając kreski ułamkowej.
3
a)
9
10
510
7
100
=
231
=
100
b)
41
1000
109
10000
87
1
1000
3
6
10000​

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.

true

step-by-step explanation:

intersecting chords are just lines that intersect. so a line is equal to 180 degrees, so when it is intersected by another chord, then it create supplementary angles, and because the lines cross, vertical angels are also formed.