2 and 1/5
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3rd option
Answer:
13 3/4
Step-by-step explanation:
Answer:
34%
Step-by-step explanation:
To calculate percentage decrease:
First: work out the difference (decrease) between the two numbers you are comparing. Then: divide the decrease by the original number and multiply the answer by 100. If your answer is a negative number then this is a percentage increase.
Answer:
A) ∠BEC is one-half of ∠BAC
B) ∠BEC = 60°
C) ∠BDC = 120°
Step-by-step explanation:
C) arc BDC = 120°
arc BEC = 360° - 120° = 240°
∠BDC = 1/2(240°) = 120°
Answer: 8√2
Explanation: Use the 45-45-90 theorem to solve.
45 45 90
s s s√2
8√2 8√2 8
