Work out the size of angle X.
1 answer:
Answer:
x = 70°
Step-by-step explanation:
The external angle of a triangle is equal to the sum of the 2 opposite interior angles.
120° is an external angle of the triangle, thus
x + 50 = 120 ( subtract 50 from both sides )
x = 70
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Answer:
3,300
Step-by-step explanation:
A /3 + (a - 2) / 4 = 8
multiply through by 12:-
4a + 3(a - 2) = 96
7a = 102
a = 14.57 to nearest hundredth
The ship is 25.54 miles away from the lighthouse.
3:5
3+5 =8
72/8 = 9
9*3 = 27
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Melissa had $27
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