Question

4. Find the area of an isosceles right triangle, if one of the equal sides is 15 cm long. [Hint. In the isosceles A, base = altitude = 15 cm] ​

Answer 1

Answer:

225cm

Step-by-step explanation:

• length of side of isosceles triangle = 15cm

• altitude =15 cm
• area =15×15=225cm square

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Answer 2

Area =

$\\ \frac{1}{2} \times 15 \times 15 = \frac{125}{100} = 11.25$