Answer:
10°
Step-by-step explanation:
i did it in my brain maybe not the best but can help u 75°(180°-115°)+4k+5°+6k+10°=180
Multiply:
64 squares 84 chess boards
---------------------- * ---------------------------- = 5376 squares
1 chess board 1
Answer:
7/8 x 4/1
make 1/4 a reciprocal (basically just turning the fraction upside down)
then turn the division sign into a multiplication sign and multiply across:
7/8 x 4/1 = 28/8 = 3 4/8 = 3 1/2
