Answer:
b : 42 degrees
Step-by-step explanation:
I went through every option and divided them by 2, then multiplied what I got by 6 and added 12, and then and added that to the original option to see if it equals 180.... basically it's just a guess and check question
15. 10 cm, 10 cm, V200 cm : Right Angled Triangle
16. 9 in., 16 in., 25 in. : Not a right angled triangle
Step-by-step explanation:
In order to check whether the given sides form a right angled triangle, we check if the sum of squares of two shorter sides is equal to the square of third longest side.
So
<u>15. 10 cm, 10 cm, V200 cm</u>

<u>The triangle is a right angled triangle.</u>
<u>16. 9 in., 16 in., 25 in.</u>
Here
a = 9 in
b=16 in
c=25 in
So,

<u>The given triangle is not a right angled triangle.</u>
Keywords: Triangle, Right angled Triangle
Learn more about triangle at:
#LearnwithBrainly
Answer:
20%
Step-by-step explanation:
$187.50 - 20% = $150.00
What is csc in the first one?