That's easy but I'll give the answer is 600
3a) Answer: 84 degrees
Step-by-step explanation:
3x + 2(x+20)= 180 (total sum of angles in a triangle is 180 degrees)
5x+40 = 180
5x = 140
x= 28
3x= 28 x 3
= 84
Answer: (3,4)
Step-by-step explanation:
Answer:
8.6
Step-by-step explanation:
You need to use the Patagorean theorem! :) Just do seven squared and five squared add them up and then square root them!!
That would be 1/4 * 28 = 7 ins^2