soldanhailey soldanhailey

23-02-2021
Mathematics

contestada

Which expression gives the measure of ABC?

A. 1/2(110° + 20°)
B. 1/2(110 -20°)
C. 110° - 20°
D. 110° + 20°

Which expression gives the measure of ABC A 12110 20 B 12110 20 C 110 20 D 110 20 class=

Respuesta :

Hrishii Hrishii

23-02-2021

Answer:

A. 1/2(110° + 20°)

Step-by-step explanation:

[tex] \huge \orange{m\angle ABC} \pink{ = } \purple{\frac{1}{2} (110 \degree + 20 \degree)}[/tex]

Answer Link

jimrgrant1 jimrgrant1

23-02-2021

Answer:

A

Step-by-step explanation:

The chord- chord angle ABC is half the sum of the arcs intercepted by the angle and its vertical angle, that is

∠ ABC = [tex]\frac{1}{2}[/tex] (110 + 20)° → A

= 0.5 × 130°

= 65°

Answer Link

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