Answer:
Leah is left with 5 meters of ribbon. (option C)
Step-by-step explanation:
Total length of ribbon Leah had = 15 meters
First she cuts a piece of length = meters
Again she cuts a piece of length = meters
So, the length of ribbon left is =
=
= meters
Therefore, Leah is left with 5 meters of ribbon.
I think its D
4
<1=180°-74° so <1=126°
<2=180°-90° so <2=90°
<3=180°-116° so <3=64°
<4=180°-65° so <4=115°
by using ° =(3)180°/5 -<1 -<2 -<3 -<4 =<5
you find out the last.
100
10 x 10