The answer is step 3. Step 2 is suppose to be 3 x 7 and the answer is 21 but he writes 7 in step 4
For number one you should get 6√3
180 = 3x + 5x + 2x +5
180 = 10x + 5
175 = 10x
x = 17.5
180 is how many degrees in a triangle
Answer:
no
Step-by-step explanation:
threr is no 9
Answer:
option 4
Step-by-step explanation: