3. Find the area of a right trianglese or a triangle whose area is 0.4

1.	3. Find the area of a right trianglese or a triangle whose area is 0.45 m mof a right triangle whose hypotenuse is 13 cm and one side is sohe area of an isosceles right triangle whose equal sides are 15 cm each
Answer» ans3hyp=13cmone side=5cmother side²=13²-5²=169-25=144other side=√144=12cmtherefore area=1/2xbasexheight=1/2x12x5=6x5=30cm² ans4area of triangle = 1/2×base×height =1/2×5×5=25/2area =12.5 cm²

3. Find the area of a right trianglese or a triangle whose area is 0.45 m mof a right triangle whose hypotenuse is 13 cm and one side is sohe area of an isosceles right triangle whose equal sides are 15 cm each

Answer»

ans3hyp=13cmone side=5cmother side²=13²-5²=169-25=144other side=√144=12cmtherefore area=1/2xbasexheight=1/2x12x5=6x5=30cm²

ans4area of triangle = 1/2×base×height =1/2×5×5=25/2area =12.5 cm²