Question
If 64 # 98 = 96 and 37 # 67 = 63, then 44 # 95 =
?Solution
(6 x 4) + (9 x 8) = 24 + 72 = 96 (3 x 7) + (6 x 7) = 21 + 42 = 63 (4 x 4) + (9 x 5) = 16 + 45 = 61
- The base of a right pyramid is an equilateral triangle with side 12 cm. If the height of the pyramid is 40√3 cm, calculate the volume of the pyramid.
What is the height of an equilateral triangle if each of its sides is 4√3 cm?
- Find the distance between the parallel sides of a trapezium whose area is 315 cm² and the lengths of the parallel sides are 15 cm and 21 cm respectively.
The smallest side of a right-angled triangle is 7 cm less than the side of a square of perimeter 76 cm. The second largest side of the right-angled tria...
In triangle ABC, DE is drawn parallel to BC, intersecting AB at D and AC at E. If AD : DB = 2 : 1 and area of triangle ADE is 24 cm², find:
(i) ...
Find the area of a triangle with sides 13 cm, 14 cm and 15 cm.
Determine the inradius of an equilateral triangle whose altitude measures 9√3 cm.
What is the length of the hypotenuse in an isosceles right-angled triangle if one of its equal sides measures 6√2 cm?
If perpendicular and base of a right-angle triangle is, 24 cm and 32 cm, respectively, then find the length of the shortest median of triangle.
- Find the vertical height from a vertex to the base of an equilateral triangle with a side measuring 12√3 cm.