A right triangle has a leg that is 30cm and a hypotenuse that is 34cm. What is the length of the other leg in centimeter?
Toán tiếng anh: If the length of a leg of a right angle is 11 and the lengths of the other two side are both positive integers, then the perimeter of a triangle is.............
1.Find the greatest negative integer value for n so that:
n4 - 25n2 - 70n - 49
2.Toán tiếng anh: If the length of a leg of a right angle is 11 and the lengths of the other two side are both positive integers, then the perimeter of a triangle is.............
The area of an isosceles right triangle is 9 cm2.
Find the length of its hypotenuse.
Answer: The length of its hypotenuse is .... cm.
The area of an isosceles right triangle is 9 cm2.
Find the length of its hypotenuse.
Answer: The length of its hypotenuse is .... cm.
Given a square with the length of one side is 8 cm and a isosceles triangle with the length of its base is 12 cm. If the area of the square is equal to the area of the isosceles triangle then what is the length of the height of the isosceles triangle, in cm?
The right triangle FGH has mid-segments of length 10 cm, 24cm and 26cm. What is the area of triangle FGH
The right triangle FGH has mid-segments of length 10cm, 24cm and 26cm. What is the area of triangle FGH?
Dễ lắm ak nha!
Giả sử FG = 10 cm ; GH = 24 cm ; FH = 26 cm
Ta có: FG2 + GH2 = 102 + 242 = 676 cm2
FH2 = 262 = 676 cm2
=> FG2 + GH2 = FH2 ( vì 676 = 676)
=> Tam giác FGH vuông tại G
=> \(S_{FGH}\) = 10 x 24 = 240 (cm2)
Vậy ......................
À đáp án là 480 cm mới đúng nha .
Mid-segments là đường trung bình mà .
Vì đường trung bình của tam giác lần lượt là 10cm ; 24cm ; 26cm =)) Các canh của tam giác lần lượt là 20cm ; 48cm ; 52cm
Ta thấy : 52^2 = 48^2 + 20^2
Nên tam giác FGH là tâm giác vuông
Diện tích tam giác FGH là :
(20*48):2=480(cm2)
In a triangle of area 100cm2 , the ratio between the length of one side and the corresponding height is 1:2.
What is the length of the height, in m?
Answer: The height is...m.
(write your answer by decimal in simplest form)
The lengths in cm of three sides of a triangle are three consecutive odd numbers. Knowing that the perimeter of the triangle is 39cm, find the length of the longest side of the triangle. Show your work.