Answer:
b.
821.9 cube meters
Step-by-step explanation:
Answer:
can't be simplified or you can add you get the answer
Answer:
wait no, THANK YOUU <333
Step-by-step explanation:
The answer is 69.6 degrees because all of the angles of a triangle always add up to 180 degrees so adding 42 and 68.4 gets 110.4, and then subtracting that from 180 gets 69.9.