Find the area of ABC given that:
(a) BC = 5 cm, CA = 7 cm, and BCA = 90°
(b) ZABC = ZCAB = 45°, AC = 8 cm
Answers
Answered by
0
Answer:
what is the meaning of Z in this question ❓
Answered by
2
Step-by-step explanation:
a) as the angle c is 90° it is right angle triangle
and BC and CA are the height and base
area = 1/2× base × height
= 1)2×5×7
=35/2cm sq
b)
as it is isosceles right angle triangle
base = height
area = 1/2 × base × height
= 1/2 × 8 × 8
= 32 cm sq
Similar questions