Question

1.
Find the area of the given figures:
A
(b)
A
(c)
A 5am B
4.2 cm
2.5 cm
7 cm
3 cm
D2 cm 1 cm B
B 2 cm D
С C
D​

Answer 1

Answer:

a. Area of triangle=1/2×base×height

=1/2×2×4.2

4.2 cm^2

b. Area of ABD=1/2×base×height

=1/2×2×2.5

=2.5cm^2

Area of ADC=1/2×base×height

=1/2×3×2.5

=3.25cm^2

total area of ABC=2.5+3.25cm^2

=5.75cm^2