Answer:
21
Step-by-step explanation:
bc 9+10
2 because the equation can be reduced to: 8.0 x 10^4.
72+72+144 and 144 minus 360 equals 216 so half of 216 is 10. so the top and bottom are 108 degrees.
Answer:
Step-by-step explanation:
formula for area of parallelogram
= A=bh
