Find the area of triangle ABC given that BC = 5 cm, CA = 7 cm and angle BCA = 90°
Answers
Answered by
2
Answer:
1/2*5*7
= 17.5CM2
Step-by-step explanation:
We know,
Area(triangle)= 1/2*base*height
1/2*5*7
= 17.5cm2
Answered by
0
Answer
AB=√74
Using phythogarus theorem
Given AC=7cm BC=5cm
(AB^2=BC^2+AC^2)
AB^2=5^2+7^2
AB^2=25+49
AB^2=74
AB=√74
THEREFORE AB=√74
Step-by-step explanation:
Similar questions