3 years ago

Which expression represents that x was doubled and then decreased by 25% ?

1 answer:

5 0

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Doss [256]

Answer:

35°

Step-by-step explanation:

By the property of intersecting secants outside of a circle.

$m\angle C = \frac{1}{2} \times (100° - 30°)\\\\m\angle C = \frac{1}{2} \times 70°\\\\\huge \red {\boxed {m\angle C = 35°}}$

3 0

3 years ago

lora16 [44]

Answer:

x is given as -1.5. Substitute to confirm

7 0

3 years ago

user100 [1]

Answer:

∠ GDH = 67.5°

Step-by-step explanation:

The measure of the chord- chord angle GDH is half the sum of the measures of the arcs intercepted by the angle and its vertical angle.

∠ GDH = $\frac{1}{2}$ (GH + EF) = $\frac{1}{2}$ (90 + 45)° = 0.5 × 135° = 67.5°

6 0

3 years ago

Degger [83]

Answer:

NNzbbxhsnjajajbajajajajakakkakajabsbd

7 0

3 years ago

lina2011 [118]

All of these have no solution since x would be cancelled out before it can be solved.

Hope that helps!

7 0

3 years ago