The fixed sides of an isosceles triangle are of length L = 8 cm. (See the figure.)L cmL cmIf the sides slide outward at a speed of 7 cm/min, at what rate is the area enclosed by the triangle changing when 0 = 30°?(Use symbolic notation and fractions where needed.)cm2/mindAdtII

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Asked Nov 14, 2019
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The fixed sides of an isosceles triangle are of length L = 8 cm. (See the figure.)
L cm
L cm
If the sides slide outward at a speed of 7 cm/min, at what rate is the area enclosed by the triangle changing when 0 = 30°?
(Use symbolic notation and fractions where needed.)
cm2/min
dA
dt
II
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The fixed sides of an isosceles triangle are of length L = 8 cm. (See the figure.) L cm L cm If the sides slide outward at a speed of 7 cm/min, at what rate is the area enclosed by the triangle changing when 0 = 30°? (Use symbolic notation and fractions where needed.) cm2/min dA dt II

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Expert Answer

Step 1

Given, length of isosceles triangle is 8 cm. Two sides are equal which is AB and AC.

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A 8 ст 8 ст с В

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Step 2

Sides sliding outward at a speed of

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(AB) = (AC) (АВ dt dt d (АВ (AB) 7cm/min dt e =30°

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Step 3

Area of triangle i...

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[ZBAC 0+0= 20] - AB AC sin 20 -(1) Area

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