3 years ago

Help me, I don't understand how to do it.

Mathematics

1 answer:

Levart [38]3 years ago

7 0

Answer:

Aplha=105

Step-by-step explanation:

The perpendicular looks like double the base hence that angle is 30 and the other triangle have equal perpendicular and base, that angle is 45. So alpha+30+45=180, alpha=105

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