Answer:
80°
Step-by-step explanation:
exterior angle = sum of two remote interior angles
27 + 53 = 80
Answer:
3 minutes would be 0.05 hours.
Step-by-step explanation:
Simply divide the minute value by 60 and you get 0.05.
Remember

so since they're all being multiplied, just add the exponents and see which one doesn't add to 2
A. -3+5-2+2=2+0=2, yep
B. -9+0+2+5=-9+7=-2, nope
C. -3-1+1+5=-4+6=2, yep
D. -5+9-2+0=4-2=2, yep
answer is B
6.5 and 3.5 add up to 10 and multiply to give 22.75.
570
600×0.95 = 570
I did this because if they made a 5% profit them you substrate that from 100 and divide the original price from what you get.