You must do 1/2 times base times height
Answer:
relating to or expressed as a number or numbers.
Step-by-step explanation:
Just guess and check. For example, for the first on the left, I guessed 3 to begin with. 3 + 3 + 3 = 9, but 10 + 3 = 13, so 3 is not the answer. I then guessed 5. 5 + 5 + 5= 15, and 10 + 5= 15, so star = 5.
Step-by-step explanation:
I think the answer is like this
Answer:
Wait can you re expain in the comments
Step-by-step explanation: