Question

please answer this question please ​

Answer 1

Answer:

Step-by-step explanation:

Area of first∆= 1× b× h/2= 45/2

Area of second∆=1×b×h/2=30

Ratio = 45/30×2=3:4

Hope it helps you

Answer 2

Your answer is (D)3:4

Step-by-step explanation:

For 1st triangle h=5 ,b=9

So,area=(5×9)/2

=45/2

Now for 2nd triangle h=6,b=10

So,area=(6×10)/2

=60/2

Now ratio=ar(1st triangle)/ar(2nd triangle)

=45/2÷60/2

=45/2×2/60

=45/60

=9/12

=3/4(ans)