Advertisements
Advertisements
प्रश्न
Find the missing value:
| Base | Height | Area of parallelogram |
| ______ | 15 cm | 154.5 cm2 |
Advertisements
उत्तर
| Base | Height | Area of parallelogram |
| 10.3 | 15 cm | 154.5 cm2 |
Explanation:
b = ?
h = 15 cm
Area = 154.5 cm2
b × 15 = 154.5
b = `154.5/15`
b = 10.3 cm
Therefore, the base of such parallelogram is 10.3 cm.
APPEARS IN
संबंधित प्रश्न
Find the values of k so that the area of the triangle with vertices (1, -1), (-4, 2k) and (-k, -5) is 24 sq. units.
If the points A(x, 2), B(−3, −4) and C(7, − 5) are collinear, then the value of x is:
(A) −63
(B) 63
(C) 60
(D) −60
Prove that the points (2, 3), (-4, -6) and `(1, 3/2)` do not form a triangle.
A(6, 1), B(8, 2) and C(9, 4) are the vertices of a parallelogram ABCD. If E is the midpoint of DC, find the area of ΔADE.
Prove that the points A(a, 0), B(0, b) and C(1, 1) are collinear, if `(1/a + 1/b) = 1`.
If the area of triangle ABC formed by A(x, y), B(1, 2) and C(2, 1) is 6 square units, then prove that x + y = 15 ?
Find the value of p for which the points (−5, 1), (1, p) and (4, −2) are collinear.
In the following figure, if PR = 12 cm, QR = 6 cm and PL = 8 cm, then QM is ______.

Observe all the four triangles FAB, EAB, DAB and CAB as shown in the following figure.

- All triangles have the same base and the same altitude.
- All triangles are congruent.
- All triangles are equal in area.
- All triangles may not have the same perimeter.
In the following figure, area of ΔPQR is 20 cm2 and area of ΔPQS is 44 cm2. Find the length RS, if PQ is perpendicular to QS and QR is 5 cm.

