iandadude
31.12.2020 •
Mathematics
Solve the proportions 21 over 20 =m over 100
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Ответ:
Step-by-step explanation:
21/20 = m/100
m = 100 * (21/20) = 105.
Ответ:
Explanation:
Please see the attached image!
I hope this helps!
Ответ:
In the kite two of the angles like W and Y are congruent. m∠W =m∠Y
Also sum of all interior angles in the quadrilateral =360⁰.
So, we can write
87 +38 + 2*m∠Y= 360
2*m∠Y = 360-87-38
2*m∠Y= 235
m∠Y=235/2=117.5⁰