Simplify 4 radical 20- 3 radical 45
1 answer:
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Step-by-step explanation:
a little messy but hope it helps :)) !!
let's recall that corresponding angles are equal, thus 105° twins, also let's recall that a flat-line has 180°.
since the two sides stemming from Ɣ are twins, the angles they make at the base are also twins, bearing in mind that a triangle has a sum of all interior angles of 180°.
