42 divided by 6 is 7. if you subtract 4 from 7 the answer would be 3
877.71=877.7
when rounding, look at the previous place value to determine if you should round up or down :)
Answer:
a) 21
b) 78.5 - 28.3 - 12.57 = 37.63
Step-by-step explanation:
For the triangle, you want to use the formula 1/2 base times height and then subtract 2 time 2. For the circle, the formula is pi times the radius squared. Then, subtract the other circles using the same formula. I hope this helps! Please mark me brainliest because I have been scammed many times. Please and thank you.
