Answer:
81 square inches
Step-by-step explanation:
area of a square= s^2
4r+2=-26
4r=-28 (subtract 2 from both sides)
r=-7 (divide both sides by 4)
Let's solve for c. Step by step.<span><span>a<span>(<span>b−c</span>)</span></span>=d</span>Step 1: Add -ab to both sides.<span><span><span><span>ab</span>−<span>ac</span></span>+<span>−<span>ab</span></span></span>=<span>d+<span>−<span>ab</span></span></span></span><span><span>−<span>ac</span></span>=<span><span>−<span>ab</span></span>+d</span></span>Step 2: Divide both sides by -a.<span><span><span>−<span>ac</span></span><span>−a</span></span>=<span><span><span>−<span>ab</span></span>+d</span><span>−a</span></span></span><span>c=<span><span><span>ab</span>−d</span>a</span></span>Answer:<span>c=<span><span><span>ab</span>−d/</span><span>a
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It is related to the three sides of right triangles, the formula for it is A2 +b2 =c2. and the 2s are the sqaures