<span> 2-4r = - 18
</span><span> 2-2-4r = - 18 -2
-4r = -20
r = 5</span>
To find the mean add up each value and divide by the number of values
Planted society- 40+20+16+20+17+12+15=140
140/7=20
Bees park- 25+12+9+15+35+20+6+30=152
152/8=19
planted society’s mean was larger
Answer:
i think 40 people attend the party
Step-by-step explanation:
152-32=120/3=40
Part A: m3 would be 143 degrees by the exterior angle theorem.
Part B: Derrick is incorrect. The base angles would have to be the same by the Converse of the Base Angles Theorem. The angles would have to both be 45 degrees.

Slope is undefined since there can't be zero in numerator
Please give brainliest