Related Questions

A triangle has a base x and an altitude y. A second triangle has a base twice the altitude of the first triangle, and an altitude twice the base of the first triangle. What is the area of the second triangle?
A 2xy
B 0.5xy
C 0.66xy
D 4xy
If a triabgle has base B and the altitude of the triangle is twise the base, then the area of the triangle is
A 1/2 AB
B AB
C 1/2B2
D B2
If the area of a triangle with base x is equal to the area of a square with side x, then the altitude of the triangle is-
A π2
B x
C 2x
D 3x
If a parallelogram with area P, a rectangle with area R and a triangle with area T are all constructed on the same base and all have the same altitude, then which of the following statements is false ?
A P = R
B P + T = 2R
C P = 2T
D T = $$\frac{1}{2}$$R
In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:
A 6 cm
B 8 cm
C 9 cm
D 10 cm
If 3 sides of a triangle are 6 cm, 8 cm, and 10 cm, then the altitude of the triangle, using the largest side as its base, will be-
A 4.8 cm
B 4.4 cm
C 6 cm
D 8 cm
A square and an equilateral triangle each have sides of length 5. What is the ratio of the area of the square to the area of the triangle?
A 4/3
B √3/4
C 4/√3
D 4√3/3
The hypotenuse of a right triangle is 2 centimeters more than linger side of the triangle. The shorter side of the triangle is 7 centimeters less than the longer side. Find the length of the hypotenuse.
A 13
B 15
C 17
D 19
The area of a triangle is p sq.cm and its base is x cm. What is the height of the triangle (in cm) ?
A $$\frac{2p}{x}$$
B $$\frac{x}{2p}$$
C $$\frac{p}{2x}$$
D $$\frac{2x}{p}$$
The base of a triangle is twice its height, which is 5cm . What is the area , in square centimeters, of the triangle?
A 6.25
B 10
C 12.5
D 25

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