A triangle is 180°, so the 3 angles should add up to 180°.
To find m∠R, you can do this:
m∠S + m∠R + m∠T = 180°
56° + m∠R + 30° = 180°
m∠R + 86° = 180° Subtract 56 and 30 on both sides
m∠R = 94°
Answer:
three hydrogen atoms
Step-by-step explanation:
H3 + Po4 ----> H3Po4
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Answer:
-3/4
Step-by-step explanation:
4-1/-1-3
is 3/-4
or -3/4
Hope this helps plz hit the crown :D
Answer:
2x²
Step-by-step explanation:
2xx
=2*x*x
=2*x2
=2x2
Answer:
-21 and 63 are the possible values