Answer:
103
Step-by-step explanation:
Answer:
60
Step-by-step explanation:
(20x15)0.5
Answer: The answer is (C) 180°.
Step-by-step explanation: Given that m∠A = 40°. ∠B is a complement of ∠A and ∠C is a supplement of ∠B. We are to find m∠B + m∠C.
Since ∠B is a complement of ∠A, so we have

Now, since ∠C is a supplement of ∠B, so we have

Therefore,

Thus, (C) is the correct answer.
Answer:
1
Step-by-step explanation:
Given :
divided by 
Now, it can be solving as:

Simplest form of given equation is 1
Sorry idk, but I’ll try to do it