### Quantitative Aptitude

## TRIANGLES MCQs

### Total Questions : 88

**Page 1 of 5 pages**

### Are The Triangles Congruent Similar Or Neither?

Similar means that the figures have the same shape, but not the same size. Similar figures are not congruent. These two triangles are similar. They are the same shape, but they are not the same size.

### Are The Triangles In A Parallelogram Congruent?

They have side AC in common. Therefore, according to the angle-side-angle property of triangles, triangles ABC and CDA are congruent. This means that the other two sides of these triangles are equal: AB = CD and BC = AD. Thus, the opposite sides in a parallelogram are equal.

### Do Diagonals Of Parallelogram Divides It Into 4 Congruent Triangles?

The diagonals of a parallelogram divide it into four triangles of equal area.

### How Can You Tell If Two Triangles Are Congruent?

SAS stands for "side, angle, side" and means that we have two triangles where we know two sides and the included angle are equal. If two sides and the included angle of one triangle are equal to the corresponding sides and angle of another triangle, the triangles are congruent.

### How Do We Find Area Of A Triangle?

Triangle area formula:

A triangle is one of the most basic shapes in geometry. The best known and the simplest formula, which almost everybody remembers from school is: area = 0.5 * b * h , where b is the length of the base of the triangle, and h is the height/altitude of the triangle.

### What Are The Similarities And Differences Of Triangle And Quadrilaterals?

The sum of all the angles of a quadrilateral is 360Â°.

A triangle has 3 sides, 3 vertices, and 3 angles. A quadrilateral has 4 sides, 4 vertices, and 4 angles. A triangle has altitudes, heights but not diagonals. A quadrilateral has all heights, altitudes, and diagonals.

### What Do Parallelograms And Triangles Have In Common?

They all have the properties of a parallelogram: Their opposite sides are parallel, their diagonals bisect each other and divide the parallelogram into two congruent triangles, and opposite sides and angles are congruent.

### What Is The Difference Of Triangle And Quadrilateral?

A triangle is a closed figure with three straight sides and three angles. A quadrilateral has four straight sides and four angles.

### What Is The Relationship Of Triangle And Quadrilateral?

A quadrilateral refers to a polygon that has four sides. A quadrilateral has more properties linked with it than a triangle. Moreover, a quadrilateral can have parallel opposite sides. Therefore, if every side holds a parallel opposite side it is a parallelogram.

### Which Rule Proves That These Triangles Are Congruent?

Side Angle Side (SAS) is a rule used to prove whether a given set of triangles are congruent. In this case, two triangles are congruent if two sides and one included angle in a given triangle are equal to the corresponding two sides and one included angle in another triangle.

### Are All Similar Triangles Congruent?

Two triangles are said to be similar if their corresponding angles are congruent and the corresponding sides are in proportion . In other words, similar triangles are the same shape, but not necessarily the same size. The triangles are congruent if, in addition to this, their corresponding sides are of equal length.

### Are The Two Triangles Congruent Through SSS Or HL?

Now you know that all three pairs of sides are congruent, so the triangles are congruent by SSS. In general, anytime you have the hypotenuses congruent and one pair of legs congruent for two right triangles, the triangles are congruent. This is often referred to as "HL" for "hypotenuse-leg".

### How Are The Areas Of Parallelograms And Triangles Similar?

If a triangle and parallelogram are on the same base and between the same parallels, then the area of the triangle is equal to half the area of a parallelogram.

### How Many Triangles Are Formed By A Diagonal Of A Parallelogram?

### Does A Triangle Have Acute Angles?

A triangle can never have only one acute angle. If a triangle has 1 acute angle, the other angles will be either right angles or obtuse angles which is not possible as the sum of interior angles of a triangle is always 180Â°. So, every triangle needs to have at least 2 acute angles.

### What Are The Properties Of Triangles?

The properties of the triangle are: The sum of all the angles of a triangle (of all types) is equal to 180Â°. The sum of the length of the two sides of a triangle is greater than the length of the third side. In the same way, the difference between the two sides of a triangle is less than the length of the third side.

### What Type Of Triangles Does The Pythagorean Theorem Relate To?

One of the best known mathematical formulas is Pythagorean Theorem, which provides us with the relationship between the sides in a right triangle. A right triangle consists of two legs and a hypotenuse.

### Why Sum Of Angles Of A Triangle Is 180?

Because one outside angle equals the total of the other two angles in the triangle, the angles of a triangle add up to 180 degrees. To put it another way, the triangle's other two angles (the ones that add up to generate the outer angle) must join with the third angle to generate a 180-degree angle.

### Is This Triangle Acute Right Or Obtuse?

To determine whether the triangle is acute, right, or obtuse, add the squares of the two smaller sides, and compare the sum to the square of the largest side. Since this sum is greater, the triangle is acute.

### Which Triangle Is Always Similar?

Isosceles triangles are not always similar, but equilateral triangles are always similar.

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