Question

the Area of triangle I'd equal to the area of a rectangle whose length and breadth are 20cm and 15cm respectively calucate the height of the triangle if it base measures 30 cm

Answer 1

area of triangle=1/2×base ×height
area of rectangle =l×b
from given,
area of triangle = area of rectangle
1/2×30×h=20×15
h=20

Answer 2

area of rectangle =300 cm ^
area of triangle = 1/2 * b* h
= 1/2 * 30* h = 300
h = 20 cm
please comment if you have any doubt