topetemuffler topetemuffler

13-11-2021
Mathematics

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Quadrilateral ABCD has the following angle measures. Find the Measure of angle A.
B: 59°
C: 103°
D: 100°

Quadrilateral ABCD has the following angle measures Find the Measure of angle A B 59 C 103 D 100 class=

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maniknandini maniknandini

13-11-2021

Answer:

∠A = 98

Step-by-step explanation:

total sum of angles in a quadrilateral is 360

∠A + ∠B + ∠C +∠D = 360

∠A + 59 + 103 + 100 = 360

∠A + 262 = 360

∠A = 360- 262

∠A = 98

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