keirnanbrown3016 keirnanbrown3016

05-05-2021
Mathematics

contestada

If you know that cosine of the obtuse supplementary angle -0.3456 what can you determine about the acute angle

Respuesta :

oladayoademosu oladayoademosu

06-05-2021

Answer:

69.8°

Step-by-step explanation:

Since cosФ = -0.3456

Ф = cos⁻¹(-0.3456)

Ф = 110.2°

Since the angles are supplementary, let the acute angle be x

So, x + 110.2° = 180°

x = 180° - 110.2°

x = 69.8°

Answer Link

Otras preguntas

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚C inside a freezer for a night. When he took it out, its new volume was 322 milliliters, but its

A supermarket runs an advertisement promoting a special offer of a $50 gift card to a local restaurant for all of their customers who purchase at least $75 a we

Deshawn has spent $600 purchasing and repairing an old fishing boat, which he expects to sell for $900 once the repairs are complete. Deshawn discovers that, in

3.45 + 0.123 A) 0.00003573 B) 0.00468 C) 3.147 D) 3.573 Please answer fast!! This is for 7th grade pretest.

Is picturesque a abstract noun?

What is 10-c equal to

HELP PLEASE AGAIN WILL GIVE MORE POINTS

Designers and graphic artists can print finished publications on a color printer, take them to a professional printer, or post them on the web in a format that

If u is a unit vector, find u · v and u · w. (assume v and w are also unit vectors.) equilateral triangle

What is a real world problem that could be modeled by dividing two rational numbers