manman71
26.02.2020 •
Mathematics
Does anyone know this? Pls someone help.
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Ответ:
x equals 51
Step-by-step explanation:
It is a right triangle, so you know one of the angles is going to be 90. The other angle is 39. Add. Subtract that answer from 180 and you will get 51
Ответ:
2. 2 3/5.
3. 2 1/2.
step-by-step explanation:
6 - 3 2/5
= 6 - 17/5
= 30/5 - 17/5
= 13/5
= 2 3/5 (answer).
5 1/4 - 2 3/4
= 21/4 - 11/4
= 10/4
= 2 1/2 (answer).