Question

CO-ORDINATEGEOMETRY& LINES & ANGLES
I. Multiple choice questions
1. Value of x in the figure below is:
a) 20°
b) 40°
c) 80°
d) 1600
100°
60°
2. If two complementary angles are in the ratio 13:5, then the angles are:
a) 13.rº, 5.rº
b) 250, 659 c) 650, 25° d) 65°, 350
3. If AB = x + 3, BC = 2r and AC = 4x - 5, then for what value of x', B lies on AC?
a) 2
b) 3
c) 5
d) 8
4. In the given figure, find the value of x:
a) 40°
20
b) 500
(x+20)
c) 60°
(x+3)(x+7)
d) 80°
B
5. In the given figure, if the angles a and b are in the ratio 2:3, then angle c is:
a) 90°
b)126°
a
c) 144°
d) Obtuse angle​

Answer 1

Answer:

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Answer 2

2 c) 65 and 25 degrees
There's no figure bro upload the picture