Answer:
30%
Step-by-step explanation:
There's 100 squares in total, and 30 of the 100 are shaded! 30/100 is .3 and multiplied by 100 gives you the percentage, 30.
Look for a common number in all the terms
6(2a+3b-c)
Answer: Equilateral triangles are also right triangles sometimes. All angles of an equilateral are congruet sometimes.