Question

Geometry helpp needed metall involved if you help me!!!

7. The folding chair has different settings that change the angles formed by its parts. Suppose m<2 is 31 and m<3 is 72. Find m<1. The diagram is not to scale.

A.123
B.113 C. 93
D.103
Picture on bottom

8. Is the line through points P(–7, 2) and Q(7, –6) parallel to the line through points R(–1, –5) and S(–3, –1)? Explain.
A.No; one line has zero slope, the other has no slope.
B.Yes; the lines are both vertical.
C.Yes; the lines have equal slopes.
D.No; the lines have unequal slopes.

Answer 1

is there any parallell lines ?

Answer 2

1. D
2. D

Answer 3

no thers no parrellel lines and thank you:)