Answer:
24 ft²
Step-by-step explanation:
find the length of the base of each triangle through a² + b² = c², c being hypotenuse.
after finding the length of each individual base, use A= 1/2bh (multiply base and height and then divide by 2) to calculate area of each triangle. then add and round. hope this helps
Answer:
Keith scored 70% on the History test.
Step-by-step explanation:
We have been given that for History test, Keith had to answer 40 questions. Of these 40 questions, Keith answered 28 of them correctly.
To find the percentage Keith got on History test, we will have to figure out 28 is what percent of 40.



Therefore, Keith scored 70% on the History test.
Answer:
Angle D is complementary to angle A
Step-by-step explanation:
Complementary angles sum to 90 degrees.
Since angle is B is 90 degrees, the sum of angles A and D are also 90 degrees to make a straight line with an angle measure of 180 degrees.
F(x)•g(x)=
2(2x+1)=
4x+2
4(0)+2= 2
f(x)•g(x)=
2(2x+1)=
4x+2=
4(2)+2= 10