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14-09-2020
Mathematics

contestada

area of a isocles triangle whose both sides are 5 cm and one side 4cm

Respuesta :

14-09-2020

Answer:

9.17cm (3s.f.)

Step-by-step explanation:

Using Pythagoras Theorem,

5² = 2² + (Height of Triangle)²

Height of Triangle = 4.5826cm (5s.f.)

Area = ½ × 4 × 4.5826

= 9.1652cm (5s.f.)

= 9.17cm (3s.f.)

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