billy1123 billy1123

01-02-2019
Mathematics

contestada

∠ A and ∠ B are complementary. If m∠ B = 80°, what is the measure of ∠ A?

10°
80°
90°
100°

Respuesta :

01-02-2019

Angle A would be 10 degrees.
Complementary angles add to 90 degrees.
So 90-80=10

Answer Link

Otras preguntas

Can someone answer this?

By the end of the 1950s, most American families had a computer and a television. T or F

The length of a rectangular pool is 5 meters less than twice the width. if the pool's perimeter is 110 meters, what is the width?

Suppose you were far from a planet that had a very strong gravitational field, and an emission line spectrum source on the surface of the planet. when you obser

Describe the historical perspective of adolescence.

Today, the caucus is widely use: A. On a national level B. On a local level C. On both the national and local level D. On neither the national or local level

What is the opposite rational number of 10/7? *?

What factor might lead to the opening of several new pizzerias in a town? the price of a slice of pizza has gone up. the supply of pizza is inelastic. the cost

An object's reflection in a plane mirror appears to be 30 m away. How far is the real object from the mirror? A. 60 m B. 30 m C. 15 m D. impossible to determine

add more commas please The meadow which was covered with yellow,blue and white flowers was a beautiful sight.The native grasses were thriving because the whole