Answer:
The base is 10 meters
Step-by-step explanation:
The area of a right triangle is (b × h) ÷ 2 = a
Let's input the given values and find the value of b:
(b × 4) ÷ 2 = 20
4b ÷ 2 = 20
2b = 20
b = 10
Check:
(10 × 4) ÷ 2 = 20
40 ÷ 2 = 20
20 = 20
It works!
The answer is A; 25x²-9
<span><span>(<span><span>5x</span>+3</span>)</span><span>(<span><span>5x</span>−3</span>)</span></span><span>=<span><span>(<span><span>5x</span>+3</span>)</span><span>(<span><span>5x</span>+<span>−3</span></span>)</span></span></span><span>=<span><span><span><span><span>(<span>5x</span>)</span><span>(<span>5x</span>)</span></span>+<span><span>(<span>5x</span>)</span><span>(<span>−3</span>)</span></span></span>+<span><span>(3)</span><span>(<span>5x</span>)</span></span></span>+<span><span>(3)</span><span>(<span>−3</span>)</span></span></span></span><span>=<span><span><span><span>25<span>x</span></span></span></span></span></span>²−15x+15x−9<span>=<span><span>25<span>x</span></span></span></span>²−9
Answer:
The first one
"Only Lillie is correct" that's the right answer.
Step-by-step explanation:
64^2/3 = 16
Answer:
I think the third one I'm not sure tho
Answer:
how's your day
Step-by-step explanation:
how's your day
