Answer:
The answer is 13 for the surface area
Step-by-step explanation:
Answer
Secured
Step-by-step explanation:
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It's very simple just divide 21.75 by five and that's your answer did you want me to do it?
Answer:
AC = 12.5 cm
Step-by-step explanation:
use cosine law c^2 = a^2 + b^2 − 2ab cos(C)
c^2 = 6^2 + 10^2 - 2(6)(10)(cosin100)
c^2 = 156.84
c= √156.84
c= 12.5 cm
The cosine rule is used when we are given either three sides or two sides and the included angle.
It is 0.0623 hope it helps
