Answer:
a=20
Step-by-step explanation:
7+13=20
20-7=13
Answer: 114
Step-by-step explanation:
To find the perimeter, you will find the distance around the shape by adding the numbers.
The is one missing side and to find that side you will subtract 10 from 38.
38 - 10 = 28
Now add the them.
28 + 5 + 10 + 26 + 10 + 35 = 114
Answer:
E 60+60+60=180 sum of triangle's angels must be 180
Answer:
12x-7=
Step-by-step explanation:
Just do -3 + -4 and 14x - 2x
Yes, an angle less than 90 degrees is acute.
