exam Maths Puzzle Numerical Ability

Given: angle 1 is congruent to angle 4
Prove: angle 2 is congruent to angle 3

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exam Other Question

Find the x-intercepts.

y = x^2 - 3x - 1 please help : Solve the system by graphing and then get an exact solution by using either substitution or elimination :

2x - y = -1

6x + 3y = 0