Complementary angles add up to 90 degrees
7:8....added = 15

7/15 * 90 = 630/15 = 42 <== one angle is 42 degrees
8/15 * 90 = 720/15 = 48 <== other angle is 48 degrees

3 0

3 years ago

The circumference of a circle is 6π m. What is the area, in square meters? Express your answer in terms of \piπ.

zaharov [31]

Answer:

Area = 9π sq. m.

Step-by-step explanation:

C = πd

6π = πd

d = 6

r = 3

A = π $r^{2}$ = π $3^{2}$ = 9π sq. m.

5 0

3 years ago

Y + 1 = -7(x+1) write an equation in slope intercept form

elena-14-01-66 [18.8K]

In slope intercept form this would be equal to y=-7x-8. (remember the 7 is negative!)

3 0

3 years ago

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Pots and Pans cost $195.50 and it is 20% off, what is the cost?

erica [24]

It cost $156.40 because 20% of 195.50 is $39.10 so you subtract that from the 195.50.

8 0

3 years ago

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