Q1 · hard · AI-verified
In triangle ABC, AB = AC = 13 cm and BC = 10 cm. What is the length of the altitude from A to BC?
- 5 cm
- 11 cm
- 12 cm
- 10 cm
Q2 · hard · AI-verified
In a right-angled isosceles triangle, the hypotenuse is 10√2 cm. What is the length of each equal side?
- 10√2 cm
- 5√2 cm
- 5 cm
- 10 cm
Q3 · hard · AI-verified
ABCD is a parallelogram. If angle A = 3x + 10° and angle C = 2x + 40°, what is angle B?
- 70°
- 80°
- 100°
- 90°
Q4 · hard · AI-verified
A rectangle has a diagonal of 13 cm and one side of 5 cm. What is the area of the rectangle?
- 65 cm²
- 75 cm²
- 48 cm²
- 60 cm²
Q5 · hard · AI-verified
The perimeter of a square is equal to the perimeter of a rectangle whose length is 16 cm and breadth is 12 cm. What is the diagonal of the square?
- 7√2 cm
- 28 cm
- 14√2 cm
- 20 cm