Answer:
43.96
Step-by-step explanation:
To find Circumference the formula is
2*3.14*R=C
replace R with your radious which is 7
2*3.14*7=43.96
Answer:

Step-by-step explanation:
General equation of geometric sequence: 
Given:



Common ratio:

Therefore:

Answer:
24+70+56=150
Step-by-step explanation:
Answer:
well with this photo, all i can say is that B=90°
Step-by-step explanation:
resend the photo and I'll find the rest angles for you :)