Answer:
the last one
Step-by-step explanation:
The first one is (v+6)(v-6)
Answer:
b= 7 times the square root of 2
Step-by-step explanation: In a 45-45-90 degree triangle the base and the height both equal x and the hypotenuse is equal to x times the square root of 2.
Hope this helps
Answer:
21.001 cm
Step-by-step explanation:
The diagram shows right triangle with
Hypotenuse ZY = 22.3 cm
Leg XY = 7.5 cm
By the Pythagorean theorem,

I can't draw a picture but the little hand would be on the 6 and the big hand would be on the 1.