#### In an isosceles triangle, the vertical angle is 15° greater than each of its base angles. Find all the angles of the triangle.

**Solution:**

#### Can a triangle have three sides whose lengths are

(i) 4.5 cm, 3.8 cm, 7.2 cm?

(ii) 3.2 cm, 5.3 cm, 9.4 cm?

**Solution:**

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