Answer:
B. No

Step-by-step explanation:
-A right angle triangle has two complimentary acute angles and one right angle.
-
is usually one of the acute angles and is equivalent to 90º minus it's complimentary acute angle.
-Complimentary angles add up to 90º.
#For complimentary angles:

The two acute angles cannot have the same Cosine value.
Hence, she's not correct.
Answer:
-2/1
Step-by-step explanation:
i hope this helps :)
Answer:
3/40 = 7.5%
Step-by-step explanation:
3/40 percent error.
3/40 = 7.5%
do you want an explanation too or just the answer anyway here's the answer 488
Answer: C≈6.28
Step-by-step explanation:
C=2π r=2· π ·1≈6.28319
Therefor, the answer is 6.28
* hopefully this helps:)Mark me the brainliest:)