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Work out the Find the area of the isosceles triangle with sides of 13cm and a base of 10cm. Show your workings

Work out the Find the area of the isosceles triangle with sides of 13cm and a base of 10cm. Show your workings
asked 125k views
1 vote
Work out the Find the area of the isosceles triangle with sides of 13cm and a base of 10cm. Show your workings

asked
User Smallinov
by
7.9k points

1 Answer

2 votes

Answer:

60 cm²

Explanation:

a=c= 13 cm

b= 10 cm

A=?

------------

A=bh/2

  • h is the leg of the right triangle with hypotenuse 13 cm and other leg 10/2 cm
  • h= √13²-5²= √169-25= √144= 12 cm
  • A= 10*12/2= 60 cm²
answered
User Milosz Krajewski
by
8.3k points
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