Question

1. Find the area of the triange in which
ti) base 42 cm and height = 25 cm
base 16.8 m and height = 75 cm
Tu base - dm and height = 35 cm
2. Find the height of a triangle having an area of 72 cm and base 16 cm.
3. Find the height of a triangular region having an area of 224 mº and base 28 m.
4. Find the base of a triangle whose area is 90 em and height 12 cm
5. The base of a triangular field is three times its height. If the cost of cultivating the field a
1080 per hectare is 7 14580, find its base and height.
6. The area of right triangular region is 129,5 cm. If one of the sides containing the right
anglets 14.8 cm, find the other one.
7. Find the area of a right triangle whose base is 1.2 m and hypotenuse 3.7 m.
8. The legs of a right triangle are in the ratio 3 : 4 and its area is 1014 cm. Find the lengths of
its legs.
. One side of a right-angled triangular scarf is 80 cm and its longest side is 1 m. Find its cost
at the rate of 250 per mº.
10. Find the area of an equilateral triangle each of whose sides measures (1) 18 cm. (1) 20 cm
Take 3 - 1.73)
11. The area of an equilateral triangle is (16 x 3) cm. Find the length of each side of
the triangle​

Answer 1

Answer:

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