Finding the Area of Any Triangle

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Question 11

In triangle $A B C$ , the length of side $AB\,$ is 6.5 cm and the length of side $BC\,$ is 9.4 cm. The angle $ABC\,$ is $y∘y^\circ$ , and $y\,$ is acute.

The area of triangle $ABC\,$ is 22.8 cm².

Work out the value of $y$ .

Give your answer to 3 significant figures.

The area of triangle $ABC\,$ is 22.8 cm².

Work out the value of $y$ .

Give your answer to 3 significant figures.

[4]

Finding the Area of Any Triangle

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Question 11

In triangle $A B C$ , the length of side $AB\,$ is 6.5 cm and the length of side $BC\,$ is 9.4 cm. The angle $ABC\,$ is $y∘y^\circ$ , and $y\,$ is acute.

The area of triangle $ABC\,$ is 22.8 cm².

Work out the value of $y$ .

Give your answer to 3 significant figures.

The area of triangle $ABC\,$ is 22.8 cm².

Work out the value of $y$ .

Give your answer to 3 significant figures.

[4]

Finding the Area of Any Triangle

Question 11

Video walkthrough

Finding the Area of Any Triangle

Question 11

Video walkthrough

Finding the Area of Any Triangle

Question 11

Finding the Area of Any Triangle Questions

Finding the Area of Any Triangle

Question 11

Finding the Area of Any Triangle Questions