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
The base of an isosceles triangle is 6 cm and one of the equal sides is 12 cm. Find the radius of the circle through the vertices of the triangle?
A 7133
B  256
C  7153 
D None of the above
The angles of triangle of a triangle are in the ratio 2 : 3: 4. the largest angle in the triangle is:
A 40
B 75
C 70
D 80
The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is
A $$\frac{{\sqrt {4{{\text{p}}^2} - {{\text{q}}^2}} }}{6}$$
B $$\frac{{4{{\text{p}}^2} - {{\text{q}}^2}}}{6}$$
C $$\frac{{{{\text{p}}^2} - {{\text{q}}^2}}}{4}$$
D $$\frac{{{{\text{p}}^2} + {{\text{q}}^2}}}{4}$$
If angle B of isosceles triangle ABC is a right angle, what is the tangent of angle A?
A 1/2
B 1
C 1/√3
If the land of the isosceles triangle is 16m and the other two sides are 10m each, what is the area of the triangle?
A 36m2
B 42m2
C 48m2
D 50m2
The longest side of an isosceles right triangle measures 16m. what is the perimeter of the triangle?
A 32/2m
B 32+162m
C 16+162m
D 32+2m
If the hypotenuse of an isosceles right triangle has length of 8 , then the area of the triangle is
A 4
B 42
C 8
D 82
The sum of the base angles of a is 140° and their difference is 40°. The angles of the triangle are;
A 90°, 50°,40°
B 100°,40°,40°
C 80°,40°,40°
D 110°,30°,40°
The first three angles measures 10% less than the second. The third angle measures 20% more than the sum of the other two. Find the three angles of a triangle.
A 30 degree, 40 degree, 110 degree
B 45 degree, 45 degree, 90 degree
C 35 degree, 45 degree, 100 degree
D 60 degree, 30 degree, 90 degree

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