Answer:
960
Step-by-step explanation:
if each triangle is .25 square centimeters, and you can double them up to make a square that is .5 square cm, you only have to find the area of the grid by doing 
and then multiply it by four to get 960. it gets multiplied by four because if you double up the trianglse, its multipling the ammount used by two, and then you have each is .5 cm, which you can then make into one whole square cm by doubling up again, or just multiply by four.
I am to believe that his score was 70.
since mike scored 15 less than 85 i had suspected it was 70
Answer:
P=152
A=79
Step-by-step explanation:
add all the sides
It is D, that is because A - C are not terminating decimals therefore only leaving D
Answer:
he was supposed to add three on both sides
