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Mathematics 18 Online
OpenStudy (anonymous):

Is a triangle with the angles 30, 110 and 40 acute?

OpenStudy (compassionate):

Yes.

OpenStudy (campbell_st):

an acute angle has a measure that is less than 90... an acute triangle has all angles less than 90 do all of you angles measure under 90. an obtuse angled triangle has 1 angle greater than 90 but less than 180 degrees hope this helps

OpenStudy (anonymous):

Not all are under 90 so its obtuse?

OpenStudy (anonymous):

so if I changed the numbers to 24, 76, and 80 then it would be acute?

OpenStudy (anonymous):

^^yep

OpenStudy (anonymous):

thanks

Directrix (directrix):

The attached chart may help with future problems.

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