X^2+x-12=0 factors out into (x+4)(x-3) so the answer is: x=-4, x=3
Answer:r=3cm,diameter =6cm and C=18.84cm
Step-by-step explanation:
To find the radius,diameter and circumference according to the diagram drawn above
r=3cm
Diameter=2×3cm
d=6cm
To find the circumference
C=2πr
C=2×3.14×3cm
C=18.84cm
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The triangles are similar because all pairs of corresponding angles are congruent.
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