(अ) माझ्या आईने धीर सोडला नाही, ती खचली नाही.[ ]
1 answer:
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Answer:
The two numbers are 3 and 5
Step-by-step explanation:
Multiply top equation by 4 to cancel out the Ys
Since X =5, we can plug it into either of the top two equations to find out the value of Y
To double check
Answer:
10 units
Step-by-step explanation:
Given that:
Cos a = 3 /5
From trigonometry ;
Cos θ = Adjacent / hypotenus
Side Adjacent angle a = 3 = FD
Hypotenus = 5 = DE
3 / 5 = FD / DE
FD = 6 units
3/5 = 6/DE
DE * 3/5 = 6
DE = 6 ÷ 3/5
DE = 6 * 5 /3
DE = 30 /3
DE = 10 units
