It’s 3.9 because if you write out the metric system K H D L D C M. From milliliters to liters is three spaces so for the num. 3900 go backwards three spaces

5 0

3 years ago

What is the area of this triangle?

erik [133]

The Area of a triangle is 1/2 base×height So 8×3/2=12

5 0

3 years ago

In triangle ABC, AB = 12 inches, AC = 20 inches and the area of the triangle is 77 square inches. What is the measure of angle A

Nady [450]

A - 9.23 degrees

hope this helps

5 0

3 years ago

If cosA= 8/11 what is sec A

erastovalidia [21]

cosA= 8/11

secA=1/cosA

=> secA=1/(8/11)

secA=11/8

5 0

3 years ago

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