Answer:
A
Step-by-step explanation:
using the sine ratio in the right triangle, then
sin 45° = =
multiply both sides by 5
note the exact value of sin 45° =
x = 5 × sin 45° = 5 × =
Suppose △ABC≅△DEF, m∠A=87°△ABC≅△DEF, m∠A=87°, and m∠E=56°m∠E=56°.
2 answers:
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I hope this helps!