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The area of a triangle varies jointly with the lengths of its base and height. A triangle with a base of 10 ft and a height of 4 ft has an area of 20 square ft. Find the area of a triangle with a base of 3 ft and a height of 8 ft.

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ADVENTUROUSBOY

Answer:

12 square ft

Step-by-step explanation:

base = 3ft. and height = 8ft.

area of triangle = 1/2 ×base × height

= 1/2 ×3 × 8

= 24 /2

= 12 square ft.

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