Question

10. Find the area of a triangle if its base = 12m and height = 9m.​

Answer 1

Answer:

54sqm

Step-by-step explanation:

1/2 x base x height...formula

1/2 x 12 x 9

1/2 x 108

108 divided by 2

the answer is 54 sqm

Answer 2

Area of triangle is 54 m².

Given:

• Base of a triangle is 12 m.
• it's height is 9 m.

To find:

• Find the area of traingle.

Solution:

Formula to be used:

Area of triangle= $\bf \frac{1}{2} \times base \times height$

Step 1:

Write the given dimensions.

As base of triangle: 12 m

Height of triangle: 9 m

Step 2:

Find the area of triangle.

$Area( \triangle) = \frac{1}{2} \times 12 \times 9$

or

$Area( \triangle) = 6 \times 9$

or

$\bf Area( \triangle) = 54 \: { m}^{2}$

Thus,

Area of triangle is 54 m².

#SPJ3

Learn more:

1) Find the area of a right-angled triangle whose base is 3 cm and height is 4 cm.

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2) find the area of triangle ABC,where AB=5CM,BC=8CM,AC=9CM.Find the length of perpendicular from A to BC.

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