Two masons are preparing to work on a rolling scaffolding system. mason a says that since the scaffolding is greater then 6 ft high, it must have guardrails and toe boards. mason bsays that the guardrails must be 42"from the walking surface of the scaffolding and be able to with stand 200 lb of impact. which mason is correct?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Is the point (0, 8) on the x-axis or y-axis? how do you know?