Step-by-step explanation:
- Line a & b are parallel
- m ∠ 8 = 150 °
- m ∠ 2
[ Sum of co-interior angles ]
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A chessboard is made of small squares of equal side lengths. If the perimeter of the chessboard is 20 cm, what could be the valu
e of (a+b)?
a. 10 cm
b. 6 cm
c. 8 cm
d. 11 cm
a. 10 cm
b. 6 cm
c. 8 cm
d. 11 cm
1 answer:
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