Answer:
254.6
Step-by-step explanation:
Add them all together to get the sum.
First you have to find the angle B (check attachment)

Then you can find the last angle inside the triangle, which I'll call C

Now you can find angle A

Answer:
The equation 2d + 18 = 24 can help find the number of days Jerry has been doing sit-ups.
Step-by-step explanation:
During the first day, Jerry did 18 sit-ups, and he proceeded to do 2 more sit-ups each following day, so the expression to represent this situation is 2d + 18. Because he did 24 sit-ups today, to find the number of days he did sit-ups, the equation to solve is 2d + 18 = 24.
Answer:
2×5×8 = 80
80+1 81
There are 81 students in the camp
Answer:
the answer is c = (ad)/b
Step-by-step explanation:
See the picture