Answer:
(5,12)
Step-by-step explanation:
because 18-13=5 and 20-8=12
Answer:
10) 9x - 2° = 5x + 54° (corresponding angles are equal)
9x - 5x = 54 + 2
4x = 56
x = 56/4
x = 14°
10y + 6° = 9x - 2° (linear pair)
10y + 6° = 9(14)° - 2°
10y + 6° = 126° - 2°
10y + 6° = 124°
10y = 124° - 6°
10y = 118
y = 118/10
Sorry, i don't know how to do the 11th question
but hope this helps you!
Answer:
editor edit
37,650
Step-by-step explanation:
37650
Answer:
Step-by-step explanation:
-3√2+3√8
=-3√2+3×2√2
=-3√2+6√2
=3√2
195 ÷ 4 = 48.75
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